Tennis fans are always curious about the stars making waves on the doubles circuit, and Constantin Frantzen is one of the most talked-about names. As a German doubles specialist, Frantzen has climbed the ATP rankings, built a solid reputation on the tour, and captured the attention of tennis lovers worldwide.
In this article, you will learn about Constantin Frantzen’s net worth, career earnings, career overview, stats, relationship status, and more.
Constantin Frantzen’s Biography
| Field | Detail |
|---|---|
| Full Name | Constantin Frantzen |
| Date of Birth | March 16, 1998 |
| Age | 27 |
| Birthplace | Düsseldorf, Germany |
| Nationality | German |
| Height | 6’4″ (1.93 m) |
| Weight | 193 lbs (87 kg) |
| Education | Baylor University (B.A. Marketing, M.S. Sport Management) |
| Turned Pro | 2022 |
| Plays | Right-handed |
| Career High Doubles Rank | No. 42 |
| Career Prize Money | $408,494 |
| Net Worth | $500,000 |
| @coni.frantzen | |
| Coach | Markus Wislsperger |
Early Career
Constantin Frantzen began his tennis journey in Germany, where he competed in junior tournaments and reached a career-high junior ranking of 419.
He played nearly 50 matches on the ITF Junior Tour, though he never broke into the top levels of junior tennis. His breakthrough came when he accepted a tennis scholarship to Baylor University in 2016, a decision that would transform his career trajectory.
During his time in Germany, Frantzen first showed promise by winning an ITF Futures event in 2015, his first professional title. He also achieved early success in doubles, winning the ITF Futures doubles title at the 2015 NRW Junior Open alongside Austrian partner Alexander Erler.
These early victories demonstrated his natural aptitude for doubles play, which would later become his specialty.
The young German’s decision to pursue college tennis in the United States proved pivotal. After graduating from high school, Frantzen moved to Waco, Texas, to join the Baylor Bears tennis program. This transition marked the beginning of his transformation from a promising junior player into a future professional doubles specialist.
Professional Career
Frantzen’s professional career truly began after his graduation from Baylor University in 2021, where he had established himself as one of college tennis’s most successful players.
During his five-year tenure at Baylor, he broke Benjamin Becker’s school record for career doubles victories, finishing with 107 doubles wins. He earned his bachelor’s degree in marketing in 2020 and completed his master’s in sport management in December 2021.
The German player made his ATP Tour doubles debut at the Swiss Open Gstaad alongside fellow German Hendrik Jebens. His partnership with Jebens became highly successful, reaching three ATP Tour finals together.
Their first final came at the 2023 Moselle Open in France, where they lost to Hugo Nys and Jan Zieliński. They also reached finals at the 2024 Generali Open Kitzbühel and the 2024 Hangzhou Open.
Frantzen’s most significant achievement came at Wimbledon 2024, where he and Jebens reached the quarterfinals in their first Grand Slam appearance together. They created a major upset by defeating the second-seeded duo of Rohan Bopanna and Matthew Ebden, who were the Australian Open champions.
This victory announced Frantzen’s arrival on the world stage and demonstrated his ability to compete against the sport’s elite doubles teams.
Coach
Constantin Frantzen works with coach Markus Wislsperger, who has been instrumental in his professional development since turning pro. Wislsperger has helped Frantzen refine his doubles strategy and improve his positioning and net play, which are crucial elements in doubles tennis.
The coaching partnership has contributed significantly to Frantzen’s rapid rise in the ATP doubles rankings.
The German player’s coaching team focuses heavily on doubles-specific training, recognizing that doubles tennis requires different skills and strategies compared to singles play. This specialized approach has paid dividends, as evidenced by Frantzen’s success in reaching multiple ATP finals and achieving his career-high ranking.
Frantzen also benefits from his partnership with various doubles specialists throughout his career. His most successful collaboration has been with Hendrik Jebens, though he has also played with other partners including Alexander Erler, Tim Sandkaulen, and Charles Broom during different periods of his career.
Constantin Frantzen’s Net Worth Details
As of 2025, Constantin Frantzen’s net worth is estimated at $500,000.
Career Earnings
| Year | Prize Money |
|---|---|
| 2022 | $30,000 |
| 2023 | $120,000 |
| 2024 | $152,997 |
| 2025 | $105,497 |
| Total | $408,494 |
Endorsements
Frantzen has secured endorsement deals with major tennis brands, including HEAD Tennis for racquets and sportswear. He also partners with fitness and sports performance companies such as MoveLab Tennis and Premier Tennis Plus.
These sponsorships provide him with equipment, apparel, and financial support, helping him focus on his game and travel for tournaments.
Career Stats
| Category | Value |
|---|---|
| Career Doubles Wins | 32 |
| Career Doubles Losses | 40 |
| Career Doubles Titles | 0 (ATP Tour) |
| Challenger Titles | 8 |
| Highest Doubles Rank | No. 42 |
| Grand Slam Main Draws | Australian Open (2024, 2025), French Open (2024, 2025), Wimbledon (QF 2024), US Open (2024) |
| Singles Career High | No. 1226 |
FAQs
1. What is Constantin Frantzen’s highest ATP doubles ranking?
Constantin Frantzen achieved his career-high ATP doubles ranking of world No. 42 on June 9, 2025. He has consistently maintained his position in the top 50 doubles players since establishing himself on the professional tour following his successful college career at Baylor University.
2. How much prize money has Constantin Frantzen earned in his career?
Frantzen has earned $433,177 in career prize money. His earnings have increased significantly since turning professional, with his most lucrative years being 2024 and 2025 when he reached multiple ATP finals and achieved consistent results.
3. Who is Constantin Frantzen’s most successful doubles partner?
Hendrik Jebens has been Frantzen’s most successful doubles partner, with whom he reached three ATP Tour finals and achieved his best Grand Slam result at Wimbledon 2024. The German duo has won seven ATP Challenger doubles titles together and reached the quarterfinals at Wimbledon.
4. What college did Constantin Frantzen attend and what did he study?
Frantzen attended Baylor University from 2016 to 2021, where he earned a bachelor’s degree in marketing and completed his master’s degree in sport management in December 2021. He broke the school record for career doubles victories with 107 wins.
5. What was Constantin Frantzen’s biggest career victory?
His biggest career victory came at Wimbledon 2024 when he and partner Hendrik Jebens defeated the second-seeded team of Rohan Bopanna and Matthew Ebden in the second round. The Australian Open champions were considered heavy favorites, making this upset one of the biggest victories in Frantzen’s professional career.
