Tallon Griekspoor
| Griekspoor at the 2022 French Open | |
| Country (sports) | Netherlands | 
|---|---|
| Residence | Nieuw-Vennep, Netherlands | 
| Born | 2 July 1996 Haarlem, Netherlands | 
| Height | 1.88 m (6 ft 2 in) | 
| Turned pro | 2015 | 
| Plays | Right-handed (two-handed backhand) | 
| Coach | Dennis Sporrel (-May 2025) | 
| Prize money | US $6,159,651 | 
| Singles | |
| Career record | 114–106 | 
| Career titles | 2 | 
| Highest ranking | No. 21 (6 November 2023) | 
| Current ranking | No. 35 (16 June 2025) | 
| Grand Slam singles results | |
| Australian Open | 3R (2023, 2024) | 
| French Open | 4R (2025) | 
| Wimbledon | 2R (2022, 2024) | 
| US Open | 3R (2024) | 
| Other tournaments | |
| Olympic Games | 2R (2024) | 
| Doubles | |
| Career record | 30–48 | 
| Career titles | 2 | 
| Highest ranking | No. 61 (10 June 2024) | 
| Current ranking | No. 153 (16 June 2025) | 
| Grand Slam doubles results | |
| Australian Open | 3R (2025) | 
| French Open | 1R (2022, 2023, 2025) | 
| Wimbledon | QF (2023) | 
| US Open | 3R (2023) | 
| Other doubles tournaments | |
| Olympic Games | 2R (2024) | 
| Team competitions | |
| Davis Cup | F (2024) | 
| Last updated on: 16 June 2025. | |
Tallon Griekspoor (Dutch pronunciation: [ˈtɛlɔŋ ˈɣrikspoːr]; born 2 July 1996) is a Dutch professional tennis player. He has a career-high ATP singles ranking of world No. 21, achieved on 6 November 2023. He also has a career-high ATP doubles ranking of No. 61 achieved on 10 June 2024. Griekspoor is the current Dutch No. 1 singles player. He has won a record eight Challenger titles in one season (2021), and became also the first player in history to win five consecutive such titles.