Soonwoo Kwon has a competitive hard court record of 54–53 across 107 matches (50.5%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Claimed 2 titles on hard: Nur-Sultan, Adelaide-2.

At Grand Slam level (Australian Open & US Open): Soonwoo Kwon has struggled at Grand Slam level on hard: 3–12 (20.0%) in 15 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): Soonwoo Kwon has struggled at Masters level on hard: 1–6 (14.3%) in 7 matches. Improving at this level is the clearest path to a stronger overall record on this surface.

2 finals reached on hard — converted 2 into titles (outstanding 100% conversion rate). Converting finals at that rate separates champions from contenders. 3 semifinals. 9 quarterfinals.

vs. Top 10 on hard: 0–5 (0.0%, 5 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: 4–12 (25.0%); best-of-three: 50–41 (54.9%). 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: 2020 — 8–6 (57.1%) from 14 matches. The best single-season display to date — a useful reference point as the hard record continues to develop.

Recent Form 2026: 2–0 (100.0%) on hard. Last 2: W W