Gabriel Diallo - ATP #38 (2025-06-30)
| atpworldtour.com | ATP | Country |  Canada |
| Wikipedia | Eng / Fr | Birth | 2001-09-24 - age 23 |
| Career best ranking | 38 - 2025-06-30 - age 23 (+9 M) | Résidence |  Unknown |
| Height | - | ||
| Weight | - |
| Conditions | W | D | ratio |
|---|---|---|---|
| Hard (out.) | 8 | 12 | 40.00% |
| Grass | 12 | 7 | 63.16% |
| Clay | 6 | 5 | 54.55% |
| TOTAL | 26 | 24 | 52.00% |
| # | Date | Categ | Tournament | Conditions | Round | #Rank | Opponent | Score | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025-07-27 | 1000 | Rogers Cup - Canada | Hard (out.) | 32e | #38 |  #132 Matteo Gigante | ||
| 2 | 2025-07-21 | 500 |  Washington Open | Hard (out.) | 8e | #38 | #9 Ben Shelton | 6/3 6/2 | |
| 3 | 2025-07-21 | 500 | Washington Open | Hard (out.) | 16e | #38 |  #54 Fabian Marozsan | 6/3 6/4 | |
| 4 | 2025-06-30 | GS |  Wimbledon | Grass | 32e | #41 | #6 Taylor Fritz | 3/6 6/3 7/6(7) 4/6 6/3 | |
| 5 | 2025-06-30 | GS | Wimbledon | Grass | 64e | #41 |  #57 Daniel Altmaier | 6/1 6/2 6/4 | |
| 6 | 2025-06-23 | 250 |  Mallorca Open | Grass | QF | #41 |  #33 Tallon Griekspoor | 6/4 6/4 | |
| 7 | 2025-06-23 | 250 | Mallorca Open | Grass | 8e | #41 |  #61 Laslo Djere | 6/3 3/6 6/3 | |
| 8 | 2025-06-23 | 250 | Mallorca Open | Grass | 16e | #41 | #57 Jaume Munar | 7/5 6/3 | |
| 9 | 2025-06-16 | 500 | Tournoi du Queen's | Grass | 8e | #48 |  #30 Jiri Lehecka | 6/4 6/2 | |
| 10 | 2025-06-16 | 500 | Tournoi du Queen's | Grass | 16e | #48 |  #112 Billy Harris | 6/1 3/6 6/4 | |
| 11 | 2025-06-09 | 250 | 's-Hertogenbosch | Grass | F | #54 |  #50 Zizou Bergs | 7/5 7/6(8) | |
| 12 | 2025-06-09 | 250 | 's-Hertogenbosch | Grass | DF | #54 |  #21 Ugo Humbert | 6/3 7/6(4) | |
| 13 | 2025-06-09 | 250 | 's-Hertogenbosch | Grass | QF | #54 |  #24 Karen Khachanov | 7/6(6) 6/4 | |
| 14 | 2025-06-09 | 250 | 's-Hertogenbosch | Grass | 8e | #54 |  #40 Jordan Thompson | 4/6 6/1 7/5 | |
| 15 | 2025-06-09 | 250 | 's-Hertogenbosch | Grass | 16e | #54 | #80 Aleksandar Vukic | 7/5 7/6(2) | |
| 16 | 2025-05-25 | GS | Roland Garros | Clay | 32e | #51 | #33 Tallon Griekspoor | 7/5 7/6(3) 1/6 6/3 | |
| 17 | 2025-05-25 | GS | Roland Garros | Clay | 64e | #51 |  #18 Francisco Cerundolo | 7/5 6/3 6/4 | |
| 18 | 2025-05-07 | 1000 | Masters de Rome | Clay | 64e | #77 | #45 Marcos Giron | 3/6 6/3 6/4 | |
| 19 | 2025-04-21 | 1000 | Masters de Madrid | Clay | QF | #77 | #10 Lorenzo Musetti | 6/4 6/3 | |
| 20 | 2025-04-21 | 1000 | Masters de Madrid | Clay | 8e | #77 |  #16 Grigor Dimitrov | 5/7 7/6(7) 6/4 | |
| 21 | 2025-04-21 | 1000 | Masters de Madrid | Clay | 16e | #77 | #90 Cameron Norrie | 2/6 6/4 6/4 | |
| 22 | 2025-04-21 | 1000 | Masters de Madrid | Clay | 32e | #77 |  #89 Kamil Majchrzak | 7/5 4/6 6/4 | |
| 23 | 2025-04-21 | 1000 | Masters de Madrid | Clay | 64e | #77 | #50 Zizou Bergs | 6/1 6/2 | |
| 24 | 2025-03-31 | 250 |  Open de Roumanie | Clay | 8e | #85 | #34 Sebastian Baez | 7/6(5) 2/6 6/2 | |
| 25 | 2025-03-31 | 250 | Open de Roumanie | Clay | 16e | #85 |  #112 Chun-Hsin Tseng | 7/6(5) 7/6(2) | |
| 26 | 2025-03-19 | 1000 | Miami Masters | Hard (out.) | 32e | #85 | #16 Arthur Fils | 6/4 2/3 ret. | |
| 27 | 2025-03-19 | 1000 | Miami Masters | Hard (out.) | 64e | #85 | #42 Tomas Martin Etcheverry | 6/3 6/0 | |
| 28 | 2025-03-03 | 1000 | Indian Wells Masters | Hard (out.) | 32e | #86 | #21 Arthur Fils | 6/2 6/2 | |
| 29 | 2025-03-03 | 1000 | Indian Wells Masters | Hard (out.) | 64e | #86 |  #53 Zhizhen Zhang | 2/6 6/2 7/6(7) | |
| 30 | 2025-02-24 | 500 |  Mexican Open | Hard (out.) | 16e | #86 | #9 Tommy Paul | 6/2 6/2 | |
| 31 | 2025-01-12 | GS | Australian Open | Hard (out.) | 32e | #85 | #19 Karen Khachanov | 7/6(4) 4/6 6/3 6/3 | |
| 32 | 2025-01-12 | GS | Australian Open | Hard (out.) | 64e | #85 | #112 Luca Nardi | 6/7(1) 7/6(3) 5/7 6/1 6/2 | |
| 33 | 2025-01-06 | 250 |  Auckland Open | Hard (out.) | 16e | #85 | #53 Lorenzo Sonego | 7/6(5) 2/6 7/6(7) | |
| 34 | 2024-09-30 | 1000 | Shanghai Masters | Hard (out.) | 64e | #104 | #68 Alejandro Davidovich Fokina | 7/5 7/6(7) | |
| 35 | 2024-08-26 | GS | US Open | Hard (out.) | 16e | #143 | #14 Tommy Paul | 6/7(5) 6/3 6/1 7/6(3) | |
| 36 | 2024-08-26 | GS | US Open | Hard (out.) | 32e | #143 | #24 Arthur Fils | 7/5 6/7(4) 6/4 6/4 | |
| 37 | 2024-08-26 | GS | US Open | Hard (out.) | 64e | #143 | #83 Jaume Munar | 6/4 3/6 6/3 7/5 | |
| 38 | 2024-08-05 | 1000 | Rogers Cup - Canada | Hard (out.) | 32e | #164 | #21 Karen Khachanov | 6/4 6/4 | |
| 39 | 2024-05-26 | GS | Roland Garros | Clay | 64e | #166 |  #10000 DoNotUse Kei Nishikori | 7/5 7/6(3) 3/6 1/6 7/5 | |
| 40 | 2024-02-12 | 250 | Delray Beach Open | Hard (out.) | 16e | #139 |  #66 Nuno Borges | 6/4 7/6(1) | |
| 41 | 2023-08-07 | 1000 | Rogers Cup - Canada | Hard (out.) | 16e | #140 | #19 Alex De Minaur | 6/4 7/5 | |
| 42 | 2023-08-07 | 1000 | Rogers Cup - Canada | Hard (out.) | 32e | #140 | #31 Daniel Evans | 7/6(4) 7/5 | |
| 43 | 2023-07-31 | 250 | Los Cabos Open | Hard (out.) | 16e | #10000 | #10000 Gijs Brouwer | 6/2 4/6 6/2 | |
| 44 | 2023-07-17 | 250 | Newport HOF Open | Grass | 16e | #10000 |  #10000 Kevin Anderson | 6/3 6/2 | |
| 45 | 2023-06-19 | Challenger | Ilkley Trophy | Grass | 16e | #139 | #174 Arthur Cazaux | 6/3 7/6(1) | |
| 46 | 2023-06-12 | Challenger | Nottingham Challenger | Grass | QF | #141 | #174 Arthur Cazaux | 7/6(2) 7/5 | |
| 47 | 2023-06-12 | Challenger | Nottingham Challenger | Grass | 8e | #141 | #257 Alex Michelsen | 3/6 7/5 6/3 | |
| 48 | 2023-06-12 | Challenger | Nottingham Challenger | Grass | 16e | #141 | #157 Enzo Couacaud | 6/3 6/3 | |
| 49 | 2023-06-05 | Challenger | Surbiton Trophy Challenger | Grass | QF | #141 |  #130 Jurij Rodionov | 6/4 6/4 | |
| 50 | 2023-06-05 | Challenger | Surbiton Trophy Challenger | Grass | 8e | #141 | #27 Daniel Evans | 7/5 6/2 |
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