Tomas Machac has a competitive clay court record of 18–16 across 34 matches (52.9%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Tomas Machac has reached 1 final without yet claiming a title on clay — one of the finest margins in tennis.

At Grand Slam level (Roland Garros): Tomas Machac is 2–3 (40.0%) across 5 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 clay (Monte Carlo, Madrid, Rome): a positive 6–5 (54.5%) across 11 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on clay.

One final reached on clay, without converting it into a title. That final-round experience is valuable groundwork for going one step further next time. 1 semifinal. 3 quarterfinals.

vs. Top 10 on clay: 1–5 (16.7%, 6 matches). Top 10 opponents have represented a clear ceiling on clay; addressing that deficit is the single biggest lever for improving the overall record here.

By format on clay — best-of-five: 2–3 (40.0%); best-of-three: 16–13 (55.2%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance on clay.

Best season: 2024 — 9–5 (64.3%) from 14 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.

Recent Form 2026: 4–3 (57.1%) on clay. Last 7: L W W L W L W — positive form, wins outweighing losses in the latest stretch.