Pablo Arraya has found hard courts difficult, recording 20–31 across 51 matches (39.2%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar. Pablo Arraya has reached 1 final without yet claiming a title on hard — one of the finest margins in tennis.

At Grand Slam level (Australian Open & US Open): Pablo Arraya has yet to record a win on hard at this stage — 0–5 across 5 Grand Slam matches. Breaking through here would mark a significant step forward on this surface.

One final reached on hard, without converting it into a title. That final-round experience is valuable groundwork for going one step further next time. 1 semifinal. 2 quarterfinals.

vs. Top 10 on hard: 0–3 (0.0%, 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: 0–7 (0.0%); best-of-three: 20–24 (45.5%). 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: 1983 — 4–3 (57.1%) from 7 matches. The best single-season display to date — a useful reference point as the hard record continues to develop.