Frederic Fontang has found clay courts difficult, recording 25–46 across 71 matches (35.2%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar. Claimed 1 title on clay: Palermo.

At Grand Slam level (Roland Garros): Frederic Fontang has struggled at Grand Slam level on clay: 1–7 (12.5%) in 8 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

ATP Masters 1000 on clay (Monte Carlo, Madrid, Rome): Frederic Fontang has struggled at Masters level on clay: 0–6 (0.0%) in 6 matches. Improving at this level is the clearest path to a stronger overall record on this surface.

2 finals reached on clay — won 1, lost 1 (solid 50% conversion) — consistently getting to finals and winning the majority is a hallmark of elite performers on clay. 2 semifinals. 5 quarterfinals.

By format on clay — best-of-five: 1–7 (12.5%); best-of-three: 24–39 (38.1%). 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: 1991 — 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.