Hyung-Taik Lee has a competitive hard court record of 100–107 across 207 matches (48.3%). 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: Sydney.

At Grand Slam level (Australian Open & US Open): Hyung-Taik Lee is 12–16 (42.9%) across 28 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

ATP Masters 1000 on hard (Indian Wells, Miami, Canada, Cincinnati, Shanghai, Paris): Hyung-Taik Lee is 13–21 (38.2%) across 34 Masters matches — below .500 in the Tour's deepest fields. Lifting that record here would unlock better results across the whole hard swing.

One final reached on hard, converted into a title — a perfect finals record on this surface. 5 semifinals. 15 quarterfinals.

vs. Top 10 on hard: 5–19 (20.8%, 24 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: 28–17 (62.2%); best-of-three: 72–90 (44.4%). Significantly better in five-set matches — a strong physical profile on hard that tends to tell as matches and tournaments progress.

Best season: 1999 — 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.