2019-20 Men's Tennis Roster
Roster

Constantin Frantzen
- Height:
- 6-4
- Weight:
- 191
- Class:
- Senior
- Hometown:
- Augsburg, Germany
- High School:
- Stadtische Robert-Bosch Fachoberschule
âĒ 2021 ITA All-American (doubles)
âĒ 2021 All-Big 12 First Team (doubles)
âĒ 2021 Academic All-Big 12 First Team
âĒ 2021 ITA Scholar Athlete
âĒ 2020 ITA Scholar-Athlete
âĒ 2018 Big 12 All-Tournament Team (doubles)
âĒ 2019 Academic All-Big 12 (first team)
âĒ 2018 Academic All-Big 12 (first team)
âĒ 2017 Academic All-Big 12 Rookie Team
âĒ Four-time Big 12 Commissioner's Honor Roll selection
2020-21 (Graduate Senior):
Doubles specialist who went 9-0 in singles and earned 23-11 mark in doubles play âĶ 2021 Big 12 Regular Season Champion, Big 12 Tournament Champion and member of 2021 NCAA Finalist Baylor team âĶ Helped the Bears earn their first No. 1 overall ranking since 2005 âĶ Broke school record for most career doubles victories with 112 âĶ Named an ITA All-American in doubles after being seeded at the NCAA Doubles Championship âĶ Reached semifinals of NCAA Doubles Championship alongside Sven Lah âĶ Selected to All-Big 12 First Team in doubles with partner Sven Lah âĶ Ranked as high as No. 5 in doubles and No. 66 in singles âĶ Went 9-5 against nationally ranked opponents in doubles âĶ Went 15-9 at No. 1 doubles, 2-1 at No. 2 doubles and 3-0 at No. 3 doubles position âĶ Tallied wins at all six singles positions, including 1-0 mark at No. 1 singles, 1-0 record at No. 2 singles, 3-0 tally at No. 3 singles, 1-0 mark at No. 4 singles, 1-0 record at No. 5 singles and 2-0 tally at No. 6 singles spot âĶ Paired with six different Bears in doubles, but saw majority of time alongside Sven Lah, going 16-10 âĶ Went 3-0 alongside Spencer Furman âĶ Won both matches when playing with younger brother, Christopher âĶ Went 1-0 with Matias Soto âĶ Went 1-0 with Nick Stachowiak âĶ Dropped only match when paired with Finn Bass âĶ Earned 100th career doubles victory on March 20 âĶ Tied Benjamin Beckerâs school record for career doubles victories on April 10 âĶ Subsequently broke the record with his 105th career doubles win on April 13 âĶ Academic All-Big 12 First Team selection âĶ ITA Scholar Athlete.
2019-20 (Senior):
Compiled 15-7 singles and 24-5 doubles recordâĶWent 9-1 in singles and 13-1 during the dual seasonâĶRanked as high as No. 9 in doubles and No. 82 in singles, both career bestsâĶCompeted at the bottom half of the singles lineup, going 4-0 at the No. 4 spot, 2-0 at the No. 5 spot and 3-1 at the No. 6 spotâĶFinished 3-2 against nationally ranked opponentsâĶDefeated No. 100 Siddhant Banthia of Wake Forest in straight sets in 5-2 home win over the sixth-ranked Demon DeaconsâĶClinched team win at Illinois with three-set victory over Zeke Clark at the No. 4 spotâĶEnded season on five-match win streakâĶPartnered with Sven Lah at the No. 1 doubles spot all spring season, compiling a 13-1 record and 4-1 mark against ranked foesâĶStarted with 13-0 record, falling in last completed match at IllinoisâĶPosted season-opening win over No. 50 Blake Bayldon and Simon Arca CostasâĶRecorded 6-0 shutout over No. 57 Sam Feit and Matthew Hollingworth of Gonzaga at the ITA Kick-Off WeekendâĶRecorded highest-ranked win of the season with 6-2 victory against No. 5 Jackie Tang and Jack Lin of Columbia at the ITA National Team Indoor ChampionshipsâĶWent 6-6 in singles action and 11-4 in doubles play during the fall seasonâĶHis 11 wins were a team bestâĶWent 2-2 against ranked foes in singles and 2-2 in doublesâĶFinished No. 95 in the final fall singles rankingsâĶCaptured the highest-ranked win of his career with a 6-2, 6-4 upset over second-ranked Christian Sigsgaard of Texas at the ITA Texas Regionals round of 32âĶAlso defeated No. 125 George Harwall of Vanderbilt at the ITA All-American ChampionshipsâĶPaired with three different teammates in doubles playâĶWent 5-2 with Sven Lah and 4-1 with Matias SotoâĶWent 1-1 with his brother ChristopherâĶAdvanced with Soto through the ITA All-American qualifying draw and to the main draw second roundâĶDefeated 44th-ranked Bar Botzer and Melios Efstanthiou of Wake Forest in the qualifying second roundâĶEventually fell to sixth-ranked Jack Lin and Jackie Tang of ColumbiaâĶAdvanced to the ITA Texas Regional semifinals with Lah before falling to eventual champion and 17th-ranked Yuya Ito and Christian Sigsgaard of TexasâĶClosed out fall play with two wins at the ITA Fall National Championships, topping LSUâs Daniel Moreno and Joey Thomas in straight sets...Earned fall Big 12 Commissioner's Honor Roll recognition...Baylor Dean's List honoree in the fall...SACE Academic Champion...ITA Scholar-Athlete honoree.
2018-19 (Junior):
Compiled a 20-3 doubles and 10-6 singles records during third season with the BearsâĶWent primarily at No. 3 doubles and at the No. 5 and 6 singles positionsâĶWent 10-2 with teammate Johannes Schretter in doubles and a perfect 4-0 in conference actionâĶOpened spring season with 14 straight doubles wins which only included four unfinished matchesâĶWent 2-1 in the NCAA postseason with SchretterâĶHelped BU win the Big 12 Championship with a 6-2 win over Chih Chi Huang and Yuya Ito of Texas in the finalsâĶWent 7-1 during spring singles action, including seven straight victoriesâĶEarned first career ITA singles ranking, playing in four matches at No. 105âĶWent 4-0 as a ranked playerâĶDuring fall season, went 3-5 overall in singles action and 3-1 in doublesâĶWon the Longhorn Invitational gold doubles bracket with teammate Matias Soto after going 2-0 against opponentsâĶWent 1-1 with Soto at the ITA Regionals, picking up 8-7(5) victory over Abilene Christianâs Sebastian Langdon and Nike Moceanu in the round of 32âĶOpened season with two straight wins at ITA All-American Championships, defeating USCâs Tanner Smith in straight sets to advance to final pre-qualifying roundâĶEarned second Academic All-Big 12 First Team honors.
2017-18 (Sophomore):Â
Earned first career Big 12 All-Tournament team honors at No. 3 doubles with teammate Will Little after the duo went 2-1 and helped BU secure doubles points over No. 17 Oklahoma State and No. 15 TexasâĶPosted second-most singles wins on the team with a 22-9 record overallâĶWent 14-3 in dual-match play and 1-1 in Big 12 actionâĶStarted out spring season on a nine-match singles winning streak, dating Jan. 20 to March 16âĶHad two unfinished matches during that spanâĶClinched 4-3 road win at UCF with 6-3, 6-7 (9), 6-3 victory over Eero Vasa at the No. 6 spotâĶSecured a 6-2, 6-4 win over Max Stewart to open conference play at No. 16 OklahomaâĶWent 2-0 at the Big 12 Championship with singles wins over No. 17 Oklahoma Stateâs Leftherios Theodorou and No. 7 TCUâs Eduardo Roldan at the No. 6 positionâĶClaimed a 6-3, 6-0 win over William Kirkman as the Bears blanked No. 36 Arizona State in the NCAA First Round in College StationâĶLed the team in doubles wins with a 28-8 recordâĶWent 20-4 during the spring season and 2-0 against ranked opponentsâĶStarted out season with 16 straight victories from Jan. 20 to April 6âĶFirst loss was on April 8 at No. 14 Oklahoma StateâĶPlayed at least one match with every teammate in doubles action but played most matches with Akos Kotorman (11-4)âĶHad highest-ranked doubles win with a 6-3 victory with Kotorman over 23rd-ranked Jack Lin and William Matheson of No. 11 ColumbiaâĶPosted 6-2 win over 62nd-ranked Ferran Calvo and Adrian Oetzbach of Oklahoma in Norman to start Big 12 actionâĶHelped BU earn doubles point over No. 30 Texas Tech with 6-2 win on court twoâĶPosted a 7-4 record in fall playâĶWas on a five-match winning streak from Oct. 14 through Oct. 21, ending his streak when he faced No. 22 Harrison Scott of Texas in the Round of 16 at the ITA Texas RegionalsâĶPosted a 7-3 record in doubles playâĶWent 3-1 playing with Akos Kotorman, 2-1 with Roy Smith, and 2-1 with Bjoern Peterson...Earned spot on Academic All-Big 12 First Team...Named to fall Big 12 Commissioner's Honor Roll.
2016-17 (Freshman):Â
Posted a 23-16 singles record in his first seasonâĶWent 13-10 in dual-match playâĶDowned Valentin Vacherot, 7-6 (1), 3-6, 6-3 as Baylor defeated No. 15 Texas A&M on Jan. 28âĶEdged out Pierre Luquet, 4-6, 7-6 (2), 7-6 (4), on March 6 as Byalor beat No. 40 South FloridaâĶDefeated Felix Rauch in a close match, 6-4, 7-6 (7-4) to help Baylor defeat No. 28 Memphis on March 26âĶFinished 17-16 in doubles play, playing primarily with Max Tchoutakian and posting a 7-8 recordâĶHelped Baylor defeat No. 13 California by defeating the team of Bjorn Hoffmann and J.T. Nishimura, 6-2, on March 18âĶRecorded a 6-1 win over Adrian Oetzbach and Arnaud Restifo to help Baylor edge past No. 16 Oklahoma on April 7âĶWas 9-4 in fall singles action to open collegiate career...Captured singles and doubles consolation titles at ITA Texas Regional ChampionshipsâĶBegan season with 2-0 mark against collegiate foes at Napa Valley Tennis ClassicâĶClosed season with 3-1 record at Jack Kramer Invitational, losing to teammate Max Tchoutakian in the semifinalsâĶFinished 5-5 in doubles play with partners Bendeck (2-2) and Max Tchoutakian (3-3)âĶEarned Big 12 Commissioners Honor Roll both semestersâĶNamed to the Academic All-Big 12 Rookie Team.
Prep/Juniors:Â
Ranked No. 6 in Germany for U18...Ranked as high as No. 1156 on ATP Tour...German High School Team Champion...Ended 2015 with ATP ranking of 1198 in doubles competition...Won ITF Futures doubles title at 2015 NRW Junior Open...Advanced to doubles final of ITF Veska 2015...Reached singles quarterfinals of German Junior National Championships in 2015....30-17 overall record in Juniors doubles competition.Â
Personal:Â
Also goes by Coni....Parents are Hubertas and Gabriele Frantzen...Has twobrothers, Maximilian and ChristopherâĶBrother Christopher is a freshman on the Baylor men's tennis team...Majoring in marketing.
âĒ 2021 All-Big 12 First Team (doubles)
âĒ 2021 Academic All-Big 12 First Team
âĒ 2021 ITA Scholar Athlete
âĒ 2020 ITA Scholar-Athlete
âĒ 2018 Big 12 All-Tournament Team (doubles)
âĒ 2019 Academic All-Big 12 (first team)
âĒ 2018 Academic All-Big 12 (first team)
âĒ 2017 Academic All-Big 12 Rookie Team
âĒ Four-time Big 12 Commissioner's Honor Roll selection
2020-21 (Graduate Senior):
Doubles specialist who went 9-0 in singles and earned 23-11 mark in doubles play âĶ 2021 Big 12 Regular Season Champion, Big 12 Tournament Champion and member of 2021 NCAA Finalist Baylor team âĶ Helped the Bears earn their first No. 1 overall ranking since 2005 âĶ Broke school record for most career doubles victories with 112 âĶ Named an ITA All-American in doubles after being seeded at the NCAA Doubles Championship âĶ Reached semifinals of NCAA Doubles Championship alongside Sven Lah âĶ Selected to All-Big 12 First Team in doubles with partner Sven Lah âĶ Ranked as high as No. 5 in doubles and No. 66 in singles âĶ Went 9-5 against nationally ranked opponents in doubles âĶ Went 15-9 at No. 1 doubles, 2-1 at No. 2 doubles and 3-0 at No. 3 doubles position âĶ Tallied wins at all six singles positions, including 1-0 mark at No. 1 singles, 1-0 record at No. 2 singles, 3-0 tally at No. 3 singles, 1-0 mark at No. 4 singles, 1-0 record at No. 5 singles and 2-0 tally at No. 6 singles spot âĶ Paired with six different Bears in doubles, but saw majority of time alongside Sven Lah, going 16-10 âĶ Went 3-0 alongside Spencer Furman âĶ Won both matches when playing with younger brother, Christopher âĶ Went 1-0 with Matias Soto âĶ Went 1-0 with Nick Stachowiak âĶ Dropped only match when paired with Finn Bass âĶ Earned 100th career doubles victory on March 20 âĶ Tied Benjamin Beckerâs school record for career doubles victories on April 10 âĶ Subsequently broke the record with his 105th career doubles win on April 13 âĶ Academic All-Big 12 First Team selection âĶ ITA Scholar Athlete.
2019-20 (Senior):
Compiled 15-7 singles and 24-5 doubles recordâĶWent 9-1 in singles and 13-1 during the dual seasonâĶRanked as high as No. 9 in doubles and No. 82 in singles, both career bestsâĶCompeted at the bottom half of the singles lineup, going 4-0 at the No. 4 spot, 2-0 at the No. 5 spot and 3-1 at the No. 6 spotâĶFinished 3-2 against nationally ranked opponentsâĶDefeated No. 100 Siddhant Banthia of Wake Forest in straight sets in 5-2 home win over the sixth-ranked Demon DeaconsâĶClinched team win at Illinois with three-set victory over Zeke Clark at the No. 4 spotâĶEnded season on five-match win streakâĶPartnered with Sven Lah at the No. 1 doubles spot all spring season, compiling a 13-1 record and 4-1 mark against ranked foesâĶStarted with 13-0 record, falling in last completed match at IllinoisâĶPosted season-opening win over No. 50 Blake Bayldon and Simon Arca CostasâĶRecorded 6-0 shutout over No. 57 Sam Feit and Matthew Hollingworth of Gonzaga at the ITA Kick-Off WeekendâĶRecorded highest-ranked win of the season with 6-2 victory against No. 5 Jackie Tang and Jack Lin of Columbia at the ITA National Team Indoor ChampionshipsâĶWent 6-6 in singles action and 11-4 in doubles play during the fall seasonâĶHis 11 wins were a team bestâĶWent 2-2 against ranked foes in singles and 2-2 in doublesâĶFinished No. 95 in the final fall singles rankingsâĶCaptured the highest-ranked win of his career with a 6-2, 6-4 upset over second-ranked Christian Sigsgaard of Texas at the ITA Texas Regionals round of 32âĶAlso defeated No. 125 George Harwall of Vanderbilt at the ITA All-American ChampionshipsâĶPaired with three different teammates in doubles playâĶWent 5-2 with Sven Lah and 4-1 with Matias SotoâĶWent 1-1 with his brother ChristopherâĶAdvanced with Soto through the ITA All-American qualifying draw and to the main draw second roundâĶDefeated 44th-ranked Bar Botzer and Melios Efstanthiou of Wake Forest in the qualifying second roundâĶEventually fell to sixth-ranked Jack Lin and Jackie Tang of ColumbiaâĶAdvanced to the ITA Texas Regional semifinals with Lah before falling to eventual champion and 17th-ranked Yuya Ito and Christian Sigsgaard of TexasâĶClosed out fall play with two wins at the ITA Fall National Championships, topping LSUâs Daniel Moreno and Joey Thomas in straight sets...Earned fall Big 12 Commissioner's Honor Roll recognition...Baylor Dean's List honoree in the fall...SACE Academic Champion...ITA Scholar-Athlete honoree.
2018-19 (Junior):
Compiled a 20-3 doubles and 10-6 singles records during third season with the BearsâĶWent primarily at No. 3 doubles and at the No. 5 and 6 singles positionsâĶWent 10-2 with teammate Johannes Schretter in doubles and a perfect 4-0 in conference actionâĶOpened spring season with 14 straight doubles wins which only included four unfinished matchesâĶWent 2-1 in the NCAA postseason with SchretterâĶHelped BU win the Big 12 Championship with a 6-2 win over Chih Chi Huang and Yuya Ito of Texas in the finalsâĶWent 7-1 during spring singles action, including seven straight victoriesâĶEarned first career ITA singles ranking, playing in four matches at No. 105âĶWent 4-0 as a ranked playerâĶDuring fall season, went 3-5 overall in singles action and 3-1 in doublesâĶWon the Longhorn Invitational gold doubles bracket with teammate Matias Soto after going 2-0 against opponentsâĶWent 1-1 with Soto at the ITA Regionals, picking up 8-7(5) victory over Abilene Christianâs Sebastian Langdon and Nike Moceanu in the round of 32âĶOpened season with two straight wins at ITA All-American Championships, defeating USCâs Tanner Smith in straight sets to advance to final pre-qualifying roundâĶEarned second Academic All-Big 12 First Team honors.
2017-18 (Sophomore):Â
Earned first career Big 12 All-Tournament team honors at No. 3 doubles with teammate Will Little after the duo went 2-1 and helped BU secure doubles points over No. 17 Oklahoma State and No. 15 TexasâĶPosted second-most singles wins on the team with a 22-9 record overallâĶWent 14-3 in dual-match play and 1-1 in Big 12 actionâĶStarted out spring season on a nine-match singles winning streak, dating Jan. 20 to March 16âĶHad two unfinished matches during that spanâĶClinched 4-3 road win at UCF with 6-3, 6-7 (9), 6-3 victory over Eero Vasa at the No. 6 spotâĶSecured a 6-2, 6-4 win over Max Stewart to open conference play at No. 16 OklahomaâĶWent 2-0 at the Big 12 Championship with singles wins over No. 17 Oklahoma Stateâs Leftherios Theodorou and No. 7 TCUâs Eduardo Roldan at the No. 6 positionâĶClaimed a 6-3, 6-0 win over William Kirkman as the Bears blanked No. 36 Arizona State in the NCAA First Round in College StationâĶLed the team in doubles wins with a 28-8 recordâĶWent 20-4 during the spring season and 2-0 against ranked opponentsâĶStarted out season with 16 straight victories from Jan. 20 to April 6âĶFirst loss was on April 8 at No. 14 Oklahoma StateâĶPlayed at least one match with every teammate in doubles action but played most matches with Akos Kotorman (11-4)âĶHad highest-ranked doubles win with a 6-3 victory with Kotorman over 23rd-ranked Jack Lin and William Matheson of No. 11 ColumbiaâĶPosted 6-2 win over 62nd-ranked Ferran Calvo and Adrian Oetzbach of Oklahoma in Norman to start Big 12 actionâĶHelped BU earn doubles point over No. 30 Texas Tech with 6-2 win on court twoâĶPosted a 7-4 record in fall playâĶWas on a five-match winning streak from Oct. 14 through Oct. 21, ending his streak when he faced No. 22 Harrison Scott of Texas in the Round of 16 at the ITA Texas RegionalsâĶPosted a 7-3 record in doubles playâĶWent 3-1 playing with Akos Kotorman, 2-1 with Roy Smith, and 2-1 with Bjoern Peterson...Earned spot on Academic All-Big 12 First Team...Named to fall Big 12 Commissioner's Honor Roll.
2016-17 (Freshman):Â
Posted a 23-16 singles record in his first seasonâĶWent 13-10 in dual-match playâĶDowned Valentin Vacherot, 7-6 (1), 3-6, 6-3 as Baylor defeated No. 15 Texas A&M on Jan. 28âĶEdged out Pierre Luquet, 4-6, 7-6 (2), 7-6 (4), on March 6 as Byalor beat No. 40 South FloridaâĶDefeated Felix Rauch in a close match, 6-4, 7-6 (7-4) to help Baylor defeat No. 28 Memphis on March 26âĶFinished 17-16 in doubles play, playing primarily with Max Tchoutakian and posting a 7-8 recordâĶHelped Baylor defeat No. 13 California by defeating the team of Bjorn Hoffmann and J.T. Nishimura, 6-2, on March 18âĶRecorded a 6-1 win over Adrian Oetzbach and Arnaud Restifo to help Baylor edge past No. 16 Oklahoma on April 7âĶWas 9-4 in fall singles action to open collegiate career...Captured singles and doubles consolation titles at ITA Texas Regional ChampionshipsâĶBegan season with 2-0 mark against collegiate foes at Napa Valley Tennis ClassicâĶClosed season with 3-1 record at Jack Kramer Invitational, losing to teammate Max Tchoutakian in the semifinalsâĶFinished 5-5 in doubles play with partners Bendeck (2-2) and Max Tchoutakian (3-3)âĶEarned Big 12 Commissioners Honor Roll both semestersâĶNamed to the Academic All-Big 12 Rookie Team.
Prep/Juniors:Â
Ranked No. 6 in Germany for U18...Ranked as high as No. 1156 on ATP Tour...German High School Team Champion...Ended 2015 with ATP ranking of 1198 in doubles competition...Won ITF Futures doubles title at 2015 NRW Junior Open...Advanced to doubles final of ITF Veska 2015...Reached singles quarterfinals of German Junior National Championships in 2015....30-17 overall record in Juniors doubles competition.Â
Personal:Â
Also goes by Coni....Parents are Hubertas and Gabriele Frantzen...Has twobrothers, Maximilian and ChristopherâĶBrother Christopher is a freshman on the Baylor men's tennis team...Majoring in marketing.
Baylor Tennis (M): Highlights vs. Texas A&M | May 4, 2025
Monday, May 05
Baylor Tennis (M): Highlights vs. Nebraska | May 3, 2025
Saturday, May 03
Punching our ticket ðïļ
Saturday, May 03
Tomorrow. 10 a.m. College Station.
Saturday, May 03



































