Van Winitsky has found grass courts difficult, recording 2–10 across 12 matches (16.7%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar.

At Grand Slam level (Wimbledon): Van Winitsky has struggled at Grand Slam level on grass: 1–5 (16.7%) in 6 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

vs. Top 10 on grass: 0–4 (0.0%, 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: 1–5 (16.7%); best-of-three: 1–5 (16.7%). Consistent regardless of format on grass — a sign of a well-rounded game that holds up as matches develop.