Thijmen Loof
| Country (sports) | Netherlands |
|---|---|
| Born | 15 July 2002 Den Haag, Netherlands |
| Height | 1.96 m (6 ft 5 in) |
| Plays | Right-handed, two handed backhand |
| Coach | Marvin Cijntje |
| Prize money | $44,489 |
| Singles | |
| Highest ranking | No. 961 (21 October 2024) |
| Current ranking | No. 1,541 (23 February 2026) |
| Doubles | |
| Highest ranking | No. 184 (23 February 2026) |
| Current ranking | No. 184 (23 February 2026) |
| Team competitions | |
| Last updated on: 23 February 2026. | |
Thijmen Loof (born 15 July 2002) is a Dutch tennis player. He has a career high doubles ranking of world No. 184 achieved on 23 February 2026 and a career high singles ranking of world No. 961 achieved on 21 October 2024. He won his first doubles title on the ATP Challenger Tour at the 2025 Côte d'Ivoire Open in Abidjan in April 2025.