Luis Ayala has a competitive grass court record of 11–10 across 21 matches (52.4%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Luis Ayala has reached 1 final without yet claiming a title on grass — one of the finest margins in tennis.

At Grand Slam level (Wimbledon): Luis Ayala has struggled at Grand Slam level on grass: 3–5 (37.5%) in 8 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. 2 quarterfinals.

By format on grass — best-of-five: 3–5 (37.5%); best-of-three: 8–5 (61.5%). 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: 1968 — 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.