Jiri Hrebec has a competitive grass court record of 15–13 across 28 matches (53.6%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Claimed 1 title on grass: Adelaide.

At Grand Slam level (Wimbledon): Jiri Hrebec is 9–10 (47.4%) across 19 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

One final reached on grass, converted into a title — a perfect finals record on this surface. 1 semifinal. 1 quarterfinal.

vs. Top 10 on grass: 1–3 (25.0%, 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: 12–13 (48.0%); best-of-three: 3–0 (100.0%). 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: 1973 — 9–3 (75.0%) from 12 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.

Jiri Hrebec recorded a notable 5-match winning streak on grass — a run that demonstrates consistency across consecutive draws on this surface.