Antonio Zugarelli has a competitive clay court record of 89–93 across 182 matches (48.9%). The record shows a player capable of competing here, though there is clear room to push the win rate higher. Claimed 1 title on clay: Bastad.

At Grand Slam level (Roland Garros): Antonio Zugarelli is 12–9 (57.1%) across 21 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

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. 3 semifinals. 8 quarterfinals.

vs. Top 10 on clay: 2–10 (16.7%, 12 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: 16–14 (53.3%); best-of-three: 73–79 (48.0%). Slightly better in five-set matches on clay — a positive sign for the Slams specifically.

Peak season: 1977 — 20–12 (62.5%) from 32 matches. That year captures the ceiling of what Antonio Zugarelli can do on clay when performing at their best and represents the standard to aim for.