Niels McDonald
| Country (sports) | Germany |
|---|---|
| Residence | Schwerin, Germany |
| Born | 26 January 2008 Cardiff, Wales |
| Height | 1.91 m (6 ft 3 in) |
| Plays | Right-handed (two-handed backhand) |
| Prize money | US $1,199 |
| Singles | |
| Grand Slam singles results | |
| Australian Open Junior | 1R (2025) |
| French Open Junior | W (2025) |
| US Open Junior | Q1 (2024) |
| Doubles | |
| Grand Slam doubles results | |
| Australian Open Junior | QF (2025) |
| French Open Junior | 1R (2025) |
| Last updated on: 26 May 2025. | |
Niels McDonald (born 26 January 2008) is a German tennis player. He has a career-high ITF junior combined ranking of No. 4, achieved on 9 June 2025. He won the boys' singles title at the 2025 French Open.