Mark Wallner
Mark Wallner is a German tennis player who specializes in doubles. He has a career high ATP doubles ranking of world No. 45 achieved on 29 December 2025.
Career
Wallner played college tennis at Temple University before transferring to Tennessee.2024-2025: ATP and top 50 debuts
Wallner made his ATP main draw debut at the BMW Open in Munich, where he partnered with Jakob Schnaitter in doubles. He also entered directly into the main draw in Hamburg with Jakob Schnaitter.Doubles performance timeline
''Current through the 2026 Australian Open.''ATP Tour finals
Doubles: 2 (2 runner-ups)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | ||||||||||||
| Loss | 0–1 | 2025 Țiriac Open – Doubles| | Țiriac Open, Romania | ATP 250 | Clay |  ATP Challenger finalsDoubles: 14 (6 titles, 8 runner-ups)
|