Martin Lee has found grass courts difficult, recording 15–23 across 38 matches (39.5%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar. Martin Lee has reached 1 final without yet claiming a title on grass — one of the finest margins in tennis.

At Grand Slam level (Wimbledon): Martin Lee has struggled at Grand Slam level on grass: 4–8 (33.3%) in 12 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

One final reached on grass, without converting it into a title. That final-round experience is valuable groundwork for going one step further next time. 1 semifinal. 3 quarterfinals.

By format on grass — best-of-five: 4–8 (33.3%); best-of-three: 11–15 (42.3%). 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: 2001 — 7–4 (63.6%) from 11 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.