Colin Stubs has a competitive career record of 20–24 across 44 matches (45.5%). The record shows a player capable of competing at Tour level, though there is clear room to push the win rate higher.
At Grand Slam level (Australian Open, Roland Garros, Wimbledon, US Open): Colin Stubs has struggled at Grand Slam level: 2–8 (20.0%) in 10 matches. The best-of-five format and elite fields make this the toughest benchmark on Tour.
By format — best-of-five: 9–14 (39.1%); best-of-three: 11–10 (52.4%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance.
Best season: 1968 — 15–14 (51.7%) from 29 matches. The best single-season display to date — a useful reference point as the career continues to develop.