Tristan Boyer

Tristan Boyer (born April 21, 2001) is an American tennis player. He has a career-high ATP singles ranking of world No. 106 achieved on 8 September 2025. He also has a doubles ranking of No. 198 achieved on 23 September 2024.

Boyer played college tennis at Stanford. Tristan won the PAC-12 team championship in 2021 as freshman and was the only Stanford player in 2021 Pac-12 tournament to go undefeated. Two-time ITA Scholar Athlete Award winner. In the spring 2022, Boyer was ranked #9 of all college players, and ranked #4 American college players on UTR. Went 9-6 in singles play as Freshman (Played at 1, 2, 3 and 4 spots at singles, played 1, 2, 3 spots at doubles) and 7-4 doubles. Boyer was also a two-time PAC-12 Honor Roll recipient. He left Stanford in March 2022 to pursue professional tennis full-time under the Pac-12 Athlete Graduation Benefits Program. Boyer was rated the number-1 recruit in the country for 3 years in a row on Tennis Recruiting.

In 11 months since beginning his full-time professional career in February 2023, Boyer went from top 1500 in the ATP rankings to the top 200. He won one ATP Challenger title, had two ATP Challenger finalist appearances, two semifinalist appearances, and two quarterfinalist appearances. Ranked No. 230 and seeded third, Boyer won his maiden ATP Challenger singles title at the inaugural 2024 Yucatán Open and reached the top 200 at world No. 193 on 1 April 2024, moving close to 40 positions up in the ATP rankings. After his maiden ATP Challenger Tour title in March 2024, Boyer had five ATP Challenger quarterfinalist appearances, one semifinal and one singles final.

In August 2024, after receiving a US Open doubles wildcard, Boyer teamed with partner, Emilio Nava, who also played juniors in Southern California, to reach the third round, defeating the ninth seeded team Santiago Gonzalez/Edouard Roger-Vasselin along the way.

He won his second singles Challenger title at the 2024 Campeonato Internacional de Tênis de Campinas in Brazil and reached a new career-high of No. 159 on 21 October 2024. On November 17 Boyer won his third Challenger singles title in Montevideo, Uruguay, defeating Hugo Dellien in straight sets. Boyer did not drop a set the entire tournament, and with the win tied the 20-year-old record for the most wins by an American on the ATP Challenger Tour in a single year at 44 wins (since Kevin Kim in 2004), and the record for the most clay-court ATP Challenger titles by an American held by Francis Tiafoe. As a result, he moved to a new career high of world No. 130 in the ATP rankings ending his season on 18 November 2024.

Boyer made his Grand Slam tournament debut at the Australian Open after qualifying into the main draw. He defeated Federico Coria in five sets in the first round, before losing his next match to eighth seed Alex de Minaur.

Boyer qualified at the 2025 Indian Wells Open making his Masters 1000 main draw debut and defeated Aleksandar Vukic in the first round to record his first ATP 1000 Masters win.

At the 2025 National Bank Open he reached the second round after qualifying for the main draw, defeating Aleksandar Kovacevic, but lost to 12th seed Jakub Menšík. At the 2025 Cincinnati Open Boyer again reached the main draw second round of a third ATP 1000 in his career and for the season after beating fellow American, Brandon Holt in straight sets before losing in three sets to Jiří Lehečka.

After receiving a main draw wildcard to the 2025 US Open, Boyer defeated James Duckworth in the first round before losing to 15th seed Andrey Rublev in four sets, reaching his second main draw Grand Slam second round appearance for the season.

• Tristan Boyer at the Association of Tennis Professionals
• Tristan Boyer at the International Tennis Federation