Martin Damm (born 2003)

Martin Damm
Damm at the 2023 US Open
Full nameMartin Damm Jr.[1]
Country (sports) United States
Born (2003-09-30) September 30, 2003
Bradenton, Florida, United States
Height2.03 m (6 ft 8 in)
Turned pro2020
PlaysLeft-handed (two-handed backhand)
CoachMartin Damm, Micah Klousia
Prize moneyUS $685,954
Singles
Career record3–2 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 125 (February 16, 2026)
Current rankingNo. 125 (February 16, 2026)
Grand Slam singles results
Australian Open1R (2026)
French OpenQ1 (2024)
US Open2R (2025)
Doubles
Career record1–2 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 303 (November 6, 2023)
Current rankingNo. 474 (February 16, 2026)
Grand Slam doubles results
US Open2R (2019)
Last updated on: February 16, 2026.

Martin Damm Jr. (born September 30, 2003) is an American professional tennis player. He has a career-high ATP singles ranking of world No. 125 achieved on February 16, 2026 and a doubles ranking of No. 303 achieved on November 6, 2023.

Career

2019-2021: Juniors

On the junior tour, Damm has a career high junior ranking of No. 3, achieved on January 1, 2021.[2]

In August 2019, Damm and his partner Toby Kodat won the USTA Boys 18s National Championships doubles title, earning the pair a wildcard entry into the doubles main draw of the 2019 US Open.[3][4] Damm age 15 and fellow American Toby Kodat age 16 became the youngest men's doubles team to win a US Open match in the Open Era.[5][6][7]

2022-2023: Major, Masters qualifying debuts

Damm received a wildcard into the qualifying draw of the 2022 Miami Open and the 2022 US Open.

He also entered the qualifying competitions at the 2023 Miami Open,[8][9] and at the 2023 US Open as a wildcard.[10]

2024: Masters debut & first win, top 175

In March, Damm was also awarded a main draw wildcard at the 2024 Miami Open for his Masters debut where he recorded his first ATP Tour and Masters level win over Zhizhen Zhang[11][12] and 14th seed and compatriot Tommy Paul by retirement.[13] As a result, he reached the top 175 in the rankings on 1 April 2024.

2025: Major debut and first win

Ranked No. 431, Damm made his debut at the 2025 US Open, after making the main draw using a qualifying wildcard, and recorded his first major win over fellow American and wildcard Darwin Blanch.[5]

2026: First ATP semifinal

Damm qualified for the main draw at the ATP 250 2026 Open Occitanie and upset seventh seed Hubert Hurkacz, and Roberto Bautista Agut in straight sets. He then downed Luca Nardi in the last eight to advance to his first ATP tour-level semifinal. As a result he reached a new career-high of No. 130 in the singles rankings, raising up 30 places, on 9 February 2025.[14]

Personal life

Damm is the son of former Czech professional tennis player Martin Damm Sr. who reached world No. 5 in doubles. He has two other siblings.[15]

Performance timeline

Key
W  F  SF QF #R RR Q# DNQ A NH
(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (DNQ) did not qualify; (A) absent; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record.

Singles

Tournament 2022 2023 2024 2025 2026 SR W–L Win%
Grand Slam tournaments
Australian Open A A A A 1R 0 / 1 0–1 0%
French Open A A Q1 A 0 / 0 0–0  – 
Wimbledon A A A A 0 / 0 0–0  – 
US Open Q1 Q2 Q2 2R 0 / 1 1–1 50%
Win–loss 0–0 0–0 0–0 1–1 0–1 0 / 2 1–2 33%
ATP Masters 1000
Indian Wells Masters A A A A 1R 0 / 1 0–1 0%
Miami Open Q1 Q1 3R Q1 0 / 1 2–1 67%
Monte Carlo Masters A A A A 0 / 0 0–0  – 
Madrid Open A A A A 0 / 0 0-0  – 
Italian Open A A A A 0 / 0 0–0  – 
Canadian Open A A A A 0 / 0 0–0  – 
Cincinnati Masters A A A A 0 / 0 0–0  – 
Shanghai Masters NH A A A 0 / 0 0–0  – 
Paris Masters A A A A 0 / 0 0–0  – 
Win–loss 0–0 0–0 2–1 0–0 0–1 0 / 2 2–2 50%

ATP Challenger and ITF Tour finals

Singles: 18 (7 titles, 11 runner-ups)

Legend
ATP Challenger Tour (0–4)
ITF WTT (7–7)
Finals by surface
Hard (7–8)
Clay (0–3)
Result W–L    Date    Tournament Tier Surface Opponent Score
Loss 0–1 Jan 2024 Oeiras Indoors, Portugal Challenger Hard (i) Leandro Riedi 6–7(6–8), 2–6
Loss 0–2 Sep 2025 Columbus Challenger, US Challenger Hard (i) Michael Zheng 6–3, 3–6, 5–7
Loss 0–3 Oct 2025 Lincoln Challenger, US Challenger Hard (i) Rafael Jódar 7–6(7–3), 3–6, 3–6
Loss 0–4 Oct 2025 Charlottesville Men's Pro Challenger, US Challenger Hard (i) Rafael Jódar 3–6, 6–7(2–7)
Result W–L    Date    Tournament Tier Surface Opponent Score
Loss 0–1 Nov 2019 M25 Naples, US WTT Clay Tomás Martín Etcheverry 6–7(4–7), 5–7
Loss 0–2 Mar 2021 M15 Rovinj, Croatia WTT Clay Corentin Denolly 6–3, 5–7, 0–6
Win 1–2 Sep 2021 M15 Champaign, US WTT Hard Gabi Adrian Boitan 6–3, 3–6, 6–2
Loss 1–3 May 2022 M25 Jablonec nad Nisou, Czech Republic WTT Clay Khumoyun Sultanov 7–6(12–10), 6–7(5–7), 3–6
Win 2–3 Jun 2022 M25 Santo Domingo, Dominican Republic WTT Hard Dan Added 6–3, 6–3
Win 3–3 Oct 2022 M25 Harlingen, US WTT Hard Bernard Tomic 6–7(4–7), 6–3, 6–4
Win 4–3 Jun 2023 M25 Santo Domingo, Dominican Republic WTT Hard Liam Draxl 7–6(7–5), 6–4
Loss 4–4 Aug 2023 M25 Southaven, US WTT Hard Chris Rodesch 7–6(7–3), 1–6, 3–6
Win 5–4 Sep 2023 M25 Setúbal, Portugal WTT Hard Dali Blanch 7–6(7–5), 3–6, 6–3
Win 6–4 Feb 2025 M15 Sharm El Sheikh, Egypt WTT Hard Alexandr Binda 6–3, 3–6, 6–2
Loss 6–5 Feb 2025 M15 Sharm El Sheikh, Egypt WTT Hard Federico Cinà 6–7(3–7), 6–7(3–7)
Loss 6–6 May 2025 M25 Tbilisi, Georgia WTT Hard Ryan Peniston 2–6, 6–3, 1–6
Loss 6–7 Jun 2025 M15 Vaasa, Finland WTT Hard Millen Hurrion 7–5, 4–6, 5–7
Win 7–7 Jun 2025 M25 Elvas, Portugal WTT Hard Dan Added 6–3, 6–2

Doubles: 9 (6 titles, 3 runner-ups)

Legend
ATP Challenger Tour (0–1)
ITF WTT (6–2)
Finals by surface
Hard (2–1)
Clay (4–2)
Result W–L Date Tournament Tier Surface Partner Opponents Score
Loss 0–1 Nov 2022 Knoxville Challenger, US Challenger Hard (i) Mitchell Krueger Hunter Reese
Tennys Sandgren
7–6(7–4), 6–7(3–7), [5–10]
Result W–L Date Tournament Tier Surface Partner Opponents Score
Win 1–0 Feb 2020 M25 Naples, US WTT Clay Toby Kodat Nicolás Barrientos
Cristian Rodríguez
4–6, 6–4, [10–7]
Loss 1–1 Mar 2020 M15 Antalya, Turkey WTT Clay Tristan Boyer Peter Heller
Peter Torebko
5–7, 2–6
Win 2–1 Mar 2021 M15 Opatija, Croatia WTT Clay Alex Rybakov Alen Rogic Hadzalic
Matic Špec
7–6(7–4), 4–6, [10–7]
Win 3–1 May 2021 M15 Valldoreix, Spain WTT Clay Alex Rybakov Francisco Cabral
Gonçalo Falcão
6–4, 7–6(7–4)
Win 4–1 May 2021 M15 Skopje, North Macedonia WTT Clay Robin Stanek Max Houkes
Sidane Pontjodikromo
6–2, 7–6(7–5)
Win 5–1 Oct 2021 M25 Rodez, France WTT Hard (i) Felix Corwin Gijs Brouwer
Jelle Sels
3–6, 7–5, [10–7]
Loss 5–2 May 2023 M25 Prague, Czech Republic WTT Clay Alex Rybakov Stuart Parker
Jakub Paul
6–3, 3–6, [6–10]
Win 6–2 Sep 2023 M25 Sintra, Portugal WTT Hard Dali Blanch Jaime Faria
Henrique Rocha
6–1, 6–2

References

  1. ^ Profile, imgacademy.com. Accessed 2 February 2024.
  2. ^ Martin Damm Juniors Singles Overview
  3. ^ "Florida's Bernard, Damm/Kodat Win Titles at USTA National Boys' Hard Courts". www.ustaflorida.com. 16 August 2019.
  4. ^ "Damm, Kodat earn US Open berth, win USTA Boys Nationals 18-year-old doubles title". wwmt.com. 10 August 2019.
  5. ^ a b "Martin Damm's Difficult Journey To The Best Tennis Moment Of His Life At The 2025 U.S. Open". 26 August 2025.
  6. ^ "There's a new Martin Damm in tennis". 2 September 2019.
  7. ^ "Martin Damm and Toby Kodat make US Open history". 30 August 2019.
  8. ^ "Full List of Wild Card Entries Announced for 2023 Miami Open Presented by Itaú". 14 March 2023.
  9. ^ "Shang Juncheng, Dominic Thiem Among Miami Wild Cards | ATP Tour | Tennis". 14 March 2023.
  10. ^ "John Isner joins talented teenagers among 2023 US Open men's wild cards".
  11. ^ "Tennis Channel". x.com. Mar 20, 2024. Retrieved 17 Oct 2025.
  12. ^ "Inside the rise of Martin Damm". 23 March 2024.
  13. ^ "Damm advances after Paul suffers injury in Miami". 23 March 2024.
  14. ^ "Auger-Aliassime fights off French qualifier Droguet, returns to Montpellier final". atptour. 7 February 2026.
  15. ^ "Mark Mandlik to Meet Martin Damm In Boys' ITF 18s Semifinals". www.easterbowl.com.