Ryan Nijboer defeated John Sperle 6-3 6-1 in the M25 Sabadell 2 round of 16 on clay. The result followed the form book — Ryan Nijboer came in ranked #489, leading the head-to-head 2–0. Ryan Nijboer extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-25 | M15 Antalya 12 | QF | clay | Ryan Nijboer | 6-2 6-2 |
| 2023-06-16 | M15 Duffel 1 | QF | clay | Ryan Nijboer | 6-4 4-6 6-3 |
Averages over each player's completed matches in the selected window (93 vs 29). ATP, WTA & Challenger.
Nijboer R.: 9 days rest · 5 matches (14d) · Sperle J.: 21 days rest. Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About