Eric Jelen holds a solid grass court record of 33–19 across 52 matches (63.5%). A winning majority across 52 matches shows consistent ability to get results on grass. Claimed 1 title on grass: Bristol.

At Grand Slam level (Wimbledon): Eric Jelen is 8–7 (53.3%) across 15 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

One final reached on grass, converted into a title — a perfect finals record on this surface. 4 semifinals. 7 quarterfinals.

vs. Top 10 on grass: 1–3 (25.0%, 4 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: 8–7 (53.3%); best-of-three: 25–12 (67.6%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance on grass.

Best season: 1989 — 8–2 (80.0%) from 10 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.