Filip Cristian Jianu
Jianu at the 2018 Summer Youth Olympics  | |
| Full name | Filip Cristian Jianu | 
|---|---|
| Country (sports) | Romania | 
| Born | 18 September 2001 Bucharest, Romania  | 
| Height | 1.80 m (5 ft 11 in) | 
| Plays | Right-handed | 
| Prize money | US $ 324,008 | 
| Singles | |
| Career record | 4–4 (at ATP Tour level, Grand Slam level, and in Davis Cup) | 
| Career titles | 0 | 
| Highest ranking | No. 210 (9 June 2025) | 
| Current ranking | No. 222 (16 June 2025) | 
| Grand Slam singles results | |
| Australian Open | Q1 (2025) | 
| French Open | Q3 (2025) | 
| Doubles | |
| Career record | 0–1 (at ATP Tour level, Grand Slam level, and in Davis Cup) | 
| Career titles | 0 | 
| Highest ranking | No. 451 (10 April 2023) | 
| Current ranking | No. 887 (16 June 2025) | 
| Last updated on: 16 June 2025. | |
Filip Cristian Jianu (born 18 September 2001) is a Romanian tennis player. He has a career high ATP singles ranking of world No. 210 achieved on 9 June 2025 and a doubles ranking of No. 451 achieved on 10 April 2023. He is currently the No. 1 Romanian player.