Sherwood Stewart has found clay courts difficult, recording 36–67 across 103 matches (35.0%). 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): Sherwood Stewart has struggled at Grand Slam level on clay: 4–9 (30.8%) in 13 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

4 quarterfinals on clay, including one run to the semifinal — regularly reaching that stage is a solid baseline, with the next step being to break through to the final rounds more often.

vs. Top 10 on clay: 0–11 (0.0%, 11 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: 2–3 (40.0%); best-of-three: 34–64 (34.7%). Slightly better in five-set matches on clay — a positive sign for the Slams specifically.

Best season: 1978 — 5–3 (62.5%) from 8 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.