David Prinosil holds a solid grass court record of 35–27 across 62 matches (56.5%). A winning majority across 62 matches shows consistent ability to get results on grass. Claimed 2 titles on grass: Newport, Halle.

At Grand Slam level (Wimbledon): David Prinosil is 10–8 (55.6%) across 18 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 grass — converted 2 into titles (outstanding 100% conversion rate). Converting finals at that rate separates champions from contenders. 3 semifinals. 5 quarterfinals.

vs. Top 10 on grass: 2–8 (20.0%, 10 matches). Top 10 opponents have represented a clear ceiling on grass; addressing that deficit is the single biggest lever for improving the overall record here.

By format on grass — best-of-five: 10–9 (52.6%); best-of-three: 25–18 (58.1%). Slightly stronger in three-set contests on grass, though the five-set record is still respectable.

Best season: 2000 — 9–3 (75.0%) from 12 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.