Zizou Bergs has found grass courts difficult, recording 5–7 across 12 matches (41.7%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar. Zizou Bergs has reached 1 final without yet claiming a title on grass — one of the finest margins in tennis.

At Grand Slam level (Wimbledon): Zizou Bergs has yet to record a win on grass at this stage — 0–3 across 3 Grand Slam matches. Breaking through here would mark a significant step forward 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. 1 quarterfinal.

By format on grass — best-of-five: 0–3 (0.0%); best-of-three: 5–4 (55.6%). 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: 2025 — 4–4 (50.0%) from 8 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.