Jan Apell has found hard courts difficult, recording 22–33 across 55 matches (40.0%). 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 (Australian Open & US Open): Jan Apell has struggled at Grand Slam level on hard: 3–7 (30.0%) in 10 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

ATP Masters 1000 on hard (Indian Wells, Miami, Canada, Cincinnati, Shanghai, Paris): a positive 3–2 (60.0%) across 5 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on hard.

4 quarterfinals on hard, 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 hard: 1–2 (33.3%, 3 matches). Top 10 opponents have represented a clear ceiling on hard; addressing that deficit is the single biggest lever for improving the overall record here.

By format on hard — best-of-five: 3–7 (30.0%); best-of-three: 19–26 (42.2%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance on hard.

Best season: 1995 — 10–8 (55.6%) from 18 matches. The best single-season display to date — a useful reference point as the hard record continues to develop.