Joao Sousa advanced when Martin Klizan retired 4-6 7-6 6-4 1-0 in the Australian Open round of 64. Joao Sousa extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-10-03 | Tokyo | R32 | hard | Joao Sousa | 4-6 6-3 6-3 |
| 2012-09-14 | Davis Cup G1 PO: SVK vs POR | RR | hard | Martin Klizan | 6-2 7-5 6-7(9) 6-1 |
| 2011-03-04 | Davis Cup G1 R1: POR vs SVK | RR | clay | Joao Sousa | 6-2 4-1 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.