Richard Lewis has found grass courts difficult, recording 31–44 across 75 matches (41.3%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar.

At Grand Slam level (Wimbledon): Richard Lewis has struggled at Grand Slam level on grass: 8–18 (30.8%) in 26 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

vs. Top 10 on grass: 0–4 (0.0%, 4 matches). Top 10 opponents have represented a clear ceiling on grass; addressing that deficit is the single biggest lever for improving the overall record here.

By format on grass — best-of-five: 10–20 (33.3%); best-of-three: 21–24 (46.7%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance on grass.

Best season: 1974 — 6–4 (60.0%) from 10 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.