Vasek Pospisil has found clay courts difficult, recording 1–19 across 20 matches (5.0%). 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 (Roland Garros): Vasek Pospisil has yet to record a win on clay at this stage — 0–7 across 7 Grand Slam matches. Breaking through here would mark a significant step forward on this surface.

ATP Masters 1000 on clay (Monte Carlo, Madrid, Rome): Vasek Pospisil has struggled at Masters level on clay: 0–4 (0.0%) in 4 matches. Improving at this level is the clearest path to a stronger overall record on this surface.

vs. Top 10 on clay: 0–3 (0.0%, 3 matches). Top 10 opponents have represented a clear ceiling on clay; addressing that deficit is the single biggest lever for improving the overall record here.

By format on clay — best-of-five: 1–12 (7.7%); best-of-three: 0–7 (0.0%). Slightly better in five-set matches on clay — a positive sign for the Slams specifically.

Best season: 2016 — 0–5 (0.0%) from 5 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.