Nicolas Coutelot (; born 9 February 1977) is a retired professional male tennis player from France who reached a career-high singles ranking of World No. 87 in May 2002. He also failed a drugs test in 2004 and was suspended for two months (cannabis).
Coutelot again reached the third round of the French Open when he bundled out David Nalbandian in five sets, despite being two sets to love up, before winning the final set.
His career-high singles ranking was World No. 87.
| {class=wikitable style=font-size:97% !Legend |
| ATP Challenger (3–3) |
| ITF Futures (9–4) |
| Hard (0–0) |
| Clay (12–7) |
| Grass (0–0) |
| Carpet (0–0) |
| Loss | 0–1 | France F1, Grasse | Futures | Clay | Filip Dewulf | 2–6, 2–6 | |
| Loss | 0–2 | France F2, Angers | Futures | Clay | Norbert Mazany | 4–6, 6–7(9–11) | |
| Loss | 0–3 | France F3, Feucherolles | Futures | Clay | Charles Auffray | 4–6, 4–6 | |
| Win | 1–3 | Scheveningen, Netherlands | Challenger | Clay | Martín Rodríguez | 6–3, ret. | |
| Win | 2–3 | Aschaffenburg, Germany | Challenger | Clay | Luis Horna | 6–7(2–7), 6–3, 6–1 | |
| Loss | 2–4 | Venice, Italy | Challenger | Clay | Christophe Rochus | 7–6(7–5), 5–7, 4–6 | |
| Loss | 2–5 | Szczecin, Poland | Challenger | Clay | Juan Ignacio Chela | 1–6, 3–6 | |
| Loss | 2–6 | Barcelona, Spain | Challenger | Clay | Konstantinos Economidis | 6–7(4–7), 1–6 | |
| Win | 3–6 | Garden Open, Italy | Challenger | Clay | Guillermo García López | 5–7, 7–5, 6–2 | |
| Loss | 3–7 | Spain F7, Cartagena | Futures | Clay | Pablo Santos González | 0–6, 1–6 | |
| Win | 4–7 | France F6, Grasse | Futures | Clay | Arnaud Di Pasquale | 6–2, 6–2 | |
| Win | 5–7 | Lithuania F1, Vilnius | Futures | Clay | Gvidas Sabeckis | 6–4, 6–3 | |
| Win | 6–7 | Lithuania F2, Vilnius | Futures | Clay | Juho Paukku | 6–2, 6–1 | |
| Win | 7–7 | Spain F5, Murcia | Futures | Clay | Miguel Ángel López Jaén | 6–4, 6–2 | |
| Win | 8–7 | Spain F6, Torre-Pacheco | Futures | Clay | Adam Chadaj | 6–3, 6–2 | |
| Win | 9–7 | France F7, Grasse | Futures | Clay | Diego Veronelli | 6–3, 3–6, 6–3 | |
| Win | 10–7 | France F8, Blois | Futures | Clay | Nicolas Renavand | 7–6(7–5), 6–3 | |
| Win | 11–7 | France F9, Toulon | Futures | Clay | Stéphane Robert | 6–4, 6–4 | |
| Win | 12–7 | France F10, Montauban | Futures | Clay | Nicolas Renavand | 6–3, 6–2 |
| {class=wikitable style=font-size:97% !Legend |
| ATP Challenger (0–0) |
| ITF Futures (1–2) |
| Hard (0–0) |
| Clay (1–2) |
| Grass (0–0) |
| Carpet (0–0) |
| Win | 1–0 | Belgium F1, Louvain-la-Neuve | Futures | Clay | Johann Potron | Christophe Rochus Olivier Rochus | 6–3, 2–6, 6–2 | |
| Loss | 1–1 | France F1, Grasse | Futures | Clay | Arnaud Fontaine | Juan Gisbert-Schultze Marcos Roy-Girardi | 4–6, 4–6 | |
| Loss | 1–2 | France F3, Feucherolles | Futures | Clay | Leonardo Olguín | Olivier Rochus Réginald Willems | 1–6, 2–6 |
| Grand Slam tournaments | ||||||||||||||||||||||||
| Australian Open | A | A | A | Q1 | Q3 | Q1 | Q2 | A | A | A | A !0 / 0 !0–0 ! | |||||||||||||
| French Open | Q2 | A | Q1 | 3R | 2R | 3R | Q1 | A | A | A | A !0 / 3 !5–3 ! | |||||||||||||
| Wimbledon | A | A | Q1 | Q1 | 1R | A | Q1 | A | A | A | A !0 / 1 !0–1 ! | |||||||||||||
| US Open | A | A | Q2 | Q1 | 1R | A | A | A | A | A | Q2 !0 / 1 !0–1 ! | |||||||||||||
| ATP Tour Masters 1000 | ||||||||||||||||||||||||
| Miami Masters | A | A | A | Q1 | A | A | A | A | A | A | A !0 / 0 !0–0 ! | |||||||||||||
| Monte Carlo | A | A | A | A | 2R | Q2 | A | A | A | A | A !0 / 1 !1–1 ! | |||||||||||||
| Rome | A | A | A | A | Q2 | A | A | A | A | A | A !0 / 0 !0–0 ! | |||||||||||||
| Cincinnati Open | A | A | Q2 | A | A | A | A | A | A | A | A !0 / 0 !0–0 ! | |||||||||||||
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