Pedro Sousa defeated Marc Sieber 3-6 6-3 6-4 in the Portugal F1 round of 16 on hard. Pedro Sousa extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-03-14 | Tunisia F10 | QF | clay | Pedro Sousa | 6-1 6-2 |
| 2010-10-04 | Portugal F5 | QF | clay | Marc Sieber | 6-2 6-3 |
Averages over each player's completed matches in the selected window (200 vs 141). 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