Robert Guna defeated Rares Teodor Pieleanu 4-6 7-6 7-6 in the M25 Pitesti 1 round of 32 on clay. Robert Guna claimed a first win over Rares Teodor Pieleanu in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-08-07 | M15 Curtea De Arges 2 | QF | clay | Rares Teodor Pieleanu | 6-0 6-1 |
| 2025-07-18 | M15 Slobozia 1 | QF | clay | Rares Teodor Pieleanu | 7-5 7-5 |
Averages over each player's completed matches in the selected window (28 vs 37). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About