Dominic Thiem has found grass courts difficult, recording 14–18 across 32 matches (43.8%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar. Claimed 1 title on grass: Stuttgart.

At Grand Slam level (Wimbledon): Dominic Thiem is 5–7 (41.7%) across 12 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. 2 semifinals. 1 quarterfinal.

vs. Top 10 on grass: 1–2 (33.3%, 3 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: 5–7 (41.7%); best-of-three: 9–11 (45.0%). Slightly stronger in three-set contests on grass, though the five-set record is still respectable.

Best season: 2016 — 7–2 (77.8%) from 9 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.

Dominic Thiem recorded a notable 6-match winning streak on grass — a run that demonstrates consistency across consecutive draws on this surface.