Haroon Rahim has a competitive hard court record of 53–52 across 105 matches (50.5%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Claimed 1 title on hard: Little Rock.

6 finals reached on hard — won 1, lost 5 (17% conversion) — capable of reaching finals consistently, with room to improve at the decisive moment. 9 semifinals. 16 quarterfinals.

vs. Top 10 on hard: 1–7 (12.5%, 8 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: 0–4 (0.0%); best-of-three: 53–48 (52.5%). 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: 1977 — 4–2 (66.7%) from 6 matches. The best single-season display to date — a useful reference point as the hard record continues to develop.