Constant Lestienne has found the Tour difficult, recording 18–43 across 61 matches (29.5%). The numbers point to a player still building their Tour presence — a key area of opportunity going forward.
At Grand Slam level (Australian Open, Roland Garros, Wimbledon, US Open): Constant Lestienne has struggled at Grand Slam level: 1–8 (11.1%) in 9 matches. The best-of-five format and elite fields make this the toughest benchmark on Tour.
ATP Masters 1000 (Indian Wells, Miami, Monte Carlo, Madrid, Rome, Canada, Cincinnati, Shanghai, Paris): Constant Lestienne has struggled at Masters level: 1–3 (25.0%) in 4 matches. Improving at this level is the clearest path to a stronger overall record.
By format — best-of-five: 1–8 (11.1%); best-of-three: 17–35 (32.7%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance.
Best season: 2022 — 7–4 (63.6%) from 11 matches. The best single-season display to date — a useful reference point as the career continues to develop.