Guillaume Couillard Statistics, Match Results, ATP Rankings & Career Records

Guillaume Couillard has found the Tour difficult, recording 3–8 across 11 matches (27.3%). The numbers point to a player still building their Tour presence — a key area of opportunity going forward.

By format — best-of-five: 0–4 (0.0%); best-of-three: 3–4 (42.9%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance.