Mark Wallner
| Country (sports) | Germany |
|---|---|
| Born | 20 July 1999 Munich, Germany |
| Height | 1.98 m (6 ft 6 in) |
| Plays | Right-handed (two-handed backhand) |
| College | Temple, Tennessee |
| Prize money | US $373,849 |
| Singles | |
| Career record | 0–0 |
| Career titles | 0 |
| Highest ranking | No. 1,095 (1 April 2024) |
| Doubles | |
| Career record | 24–22 |
| Career titles | 0 |
| Highest ranking | No. 43 (23 February 2026) |
| Current ranking | No. 43 (23 February 2026) |
| Grand Slam doubles results | |
| Australian Open | 2R (2025) |
| French Open | 2R (2025) |
| Wimbledon | 2R (2025) |
| US Open | 3R (2025) |
| Last updated on: 23 February 2026. | |
Mark Wallner (born 20 July 1999) is a German tennis player who specializes in doubles. He has a career high ATP doubles ranking of world No. 43 achieved on 23 February 2026.