Juan Gisbert Sr holds a solid grass court record of 8–5 across 13 matches (61.5%). A winning majority across 13 matches shows consistent ability to get results on grass. Juan Gisbert Sr has reached 1 final without yet claiming a title on grass — one of the finest margins in tennis.

At Grand Slam level (Wimbledon): a positive 6–3 (66.7%) across 9 matches — a player who generally rises to the occasion at the Slams on grass.

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: 6–4 (60.0%); best-of-three: 2–1 (66.7%). Slightly stronger in three-set contests on grass, though the five-set record is still respectable.

Best season: 1968 — 4–2 (66.7%) from 6 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.