Mathias Bourgue (; born 18 January 1994) is a French former professional tennis player. He has a career-high ATP singles ranking of No. 140 achieved on 24 April 2017.
He also received a wildcard for the qualifying competition at the 2024 French Open, where he failed to qualifying, losing in the final round to Zizou Bergs.
Bourgue retired from professional tennis in December 2025.
| Grand Slam Tournaments | |||||||||||||||
| Australian Open | A | A | Q1 | Q1 | Q2 | Q3 | A | Q3 | Q3 | Q1 | A | A | 0 / 0 | 0–0 | |
| French Open | Q2 | Q3 | Q1 | 2R | 1R | A | Q3 | Q1 | 1R | A | A | Q3 | 0 / 3 | 1–3 | |
| Wimbledon | A | A | Q2 | Q2 | Q2 | A | A | NH | Q1 | A | A | 0 / 0 | 0–0 | ||
| US Open | A | Q1 | Q3 | Q1 | A | A | A | A | Q1 | A | A | 0 / 0 | 0–0 | ||
| Win–loss | 0–0 | 0–0 | 0–0 | 1–1 | 0–1 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0 / 3 | 1–3 | |
| ATP Masters 1000 | |||||||||||||||
| Indian Wells Open | A | A | A | A | A | A | A | NH | A | A | A | A | 0 / 0 | 0–0 | |
| Miami Open | A | A | A | A | Q2 | A | A | NH | A | A | A | A | 0 / 0 | 0–0 | |
| Monte-Carlo Masters | A | A | A | A | A | A | A | NH | A | A | A | A | 0 / 0 | 0–0 | |
| Madrid Open | A | A | A | A | A | A | A | NH | A | A | A | A | 0 / 0 | 0–0 | |
| Italian Open | A | A | A | A | A | A | A | A | A | A | A | A | 0 / 0 | 0–0 | |
| Canadian Open | A | A | A | A | A | A | A | NH | A | A | A | 0 / 0 | 0–0 | ||
| Cincinnati Open | A | A | A | A | A | A | A | A | A | A | A | 0 / 0 | 0–0 | ||
| Shanghai Masters | A | A | A | A | A | A | A | NH | A | 0 / 0 | 0–0 | ||||
| Paris Masters | A | A | A | A | A | A | A | A | A | A | A | 0 / 0 | 0–0 | ||
| Win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 0 / 0 | 0–0 | |
| {class=wikitable style=font-size:97% !Legend (singles) |
| ATP Challenger Tour (2–5) |
| ITF Futures Tour (11-7) |
| Hard (3–4) |
| Clay (10-8) |
| Grass (0–0) |
| Carpet (0–0) |
| Loss | 0-1 | Mexico F13, Mérida | Futures | Hard | Lucas Pouille | 4-6, 1-6 | |
| Loss | 0-2 | Turkey F5, Antalya | Futures | Hard | Steven Moneke | 2-6, 3-6 | |
| Loss | 0-3 | Vietnam F3, Ho Chi Minh City | Futures | Hard | Lucas Pouille | 6–7(4–7), 2–6 | |
| Loss | 0-4 | Bulgaria F4, Burgas | Futures | Clay | Tihomir Grozdanov | 4–6, 6–3, 2–6 | |
| Win | 1-4 | Egypt F25, Sharm El Sheikh | Futures | Clay | Karim-Mohamed Maamoun | 6-4, 6-2 | |
| Win | 2-4 | Croatia F13, Bol | Futures | Clay | Tomás Lipovšek Puches | 6–2, 7–6(7–2) | |
| Win | 3–4 | Romania F4, Cluj-Napoca | Futures | Clay | Marco Bortolotti | 6–2, 6–1 | |
| Win | 4-4 | Bulgaria F3, Stara Zagora | Futures | Clay | Aleksandar Lazov | 6-4, 6-3 | |
| Win | 5-4 | Bulgaria F5, Plovdiv | Futures | Clay | Edoardo Eremin | 6-4, 6-3 | |
| Win | 6-4 | Bulgaria F6, Blagoevgrad | Futures | Clay | Maxime Hamou | 6-1, 6-4 | |
| Win | 7–4 | Romania F9, Pitești | Futures | Clay | Claudio Fortuna | 6-0, 1-0 Ret. | |
| Win | 8-4 | Iran F12, Kish Island | Futures | Clay | Toni Androić | 6–4, 3–6, 6–1 | |
| Win | 9-4 | Tunisia F5, Port El Kantaoui | Futures | Hard | Arthur De Greef | 2–6, 6–4, 7–6(10–8) | |
| Loss | 9-5 | Croatia F5, Pula | Futures | Clay | Riccardo Bellotti | 5-7, 4-6 | |
| Loss | 9-6 | Croatia F6, Rovinj | Futures | Clay | Dušan Lojda | 6–7(7–9), 6–1, 4–6 | |
| Loss | 9-7 | France F8, Angers | Futures | Clay | Jonathan Eysseric | 3–6, 6–7(2–7) | |
| Win | 10–7 | Blois, France | Challenger | Clay | Daniel Muñoz de la Nava | 2–6, 6–4, 6–2 | |
| Loss | 10-8 | Anning, China | Challenger | Clay | Jordan Thompson | 3–6, 2–6 | |
| Win | 11-8 | Cherbourg, France | Challenger | Hard (i) | Maximilian Marterer | 6–3, 7–6(7–3) | |
| Loss | 11-9 | Lyon | Challenger | Clay | Félix Auger-Aliassime | 4-6, 1-6 | |
| Win | 12-9 | Usa F7, Bakersfield | Futures | Hard | Jan Choinski | 6-2, 6-3 | |
| Loss | 12-10 | Mouilleron-le-Captif, France | Challenger | Hard (i) | Mikael Ymer | 1–6, 4–6 | |
| Loss | 12-11 | Iași, Romania | Challenger | Clay | Carlos Taberner | 4–6, 6–7(4–7) | |
| Loss | 12-12 | Split, Croatia | Challenger | Clay | Kacper Żuk | 4-6, 2-6 | |
| Win | 13-12 | M25 Sabadell, Spain | World Tour | Clay | Maxime Chazal | 7–6(7–5), 6–4 |
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