Martin Klizan holds a solid clay court record of 73–58 across 131 matches (55.7%). A winning majority across 131 matches shows consistent ability to get results on clay. 4 titles on clay: Munich, Casablanca, Kitzbuhel, Hamburg — a record that reflects consistent ability to close out tournaments on this surface.

At Grand Slam level (Roland Garros): Martin Klizan is 9–8 (52.9%) across 17 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): Martin Klizan has struggled at Masters level on clay: 1–9 (10.0%) in 10 matches. Improving at this level is the clearest path to a stronger overall record on this surface.

4 finals reached on clay — converted 4 into titles (outstanding 100% conversion rate). Converting finals at that rate separates champions from contenders. 7 semifinals. 14 quarterfinals.

vs. Top 10 on clay: 2–5 (28.6%, 7 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: 13–11 (54.2%); best-of-three: 60–47 (56.1%). Consistent regardless of format on clay — a sign of a well-rounded game that holds up as matches develop.

Best season: 2018 — 14–4 (77.8%) from 18 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.