Martin Damm (born 2003)
Martin Joseph Damm is an American junior tennis player.
On the junior tour, Damm has a career high junior ranking of 4, achieved on 15 July 2019.
In August 2019, Damm and his partner Toby Kodat won the USTA Boys 18s National Championships doubles title, earning the pair a wild-card entry into the doubles main draw of the 2019 US Open. Damm and fellow American Toby Kodat became the youngest men's doubles team to win a US Open match in the Open Era.
Damm is the son of former tennis player Martin Damm.
ATP Challenger and ITF World Tennis Tour Finals
Singles: 1 (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0-1 | M25 Naples, USA | World Tennis Tour | Clay |  Tomas Martin Etcheverry | 6-7, 5-7 |
Doubles: 2 (1–1)
| Outcome | W–L | Date | Tournament | Tier | Surface | Partner | Opponent | Score |
| Win | 1–0 | M25 Naples, USA | World Tennis Tour | Clay |  Toby Kodat |  Nicolas Barrientos Cristian Rodriguez | 4–6, 6–4, | |
| Lost | 1–1 | M15 Antalya, Turkey | World Tennis Tour | Clay | Tristan Boyer |  Peter Heller Peter Torebko | 5–7, 2–6 |