Alfredo Perez defeated Christian Langmo 6-7 7-5 6-2 in the M25 Setubal 1 round of 16 on hard. The upset overturned the form book — Christian Langmo came in ranked #460, leading the head-to-head 4–0. Alfredo Perez claimed a first win over Christian Langmo in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-01-28 | M25 Wesley Chapel 1 | SF | hard | Christian Langmo | 6-4 2-6 6-4 |
| 2021-11-16 | M25 Austin 1 | R32 | hard | Christian Langmo | 6-2 6-4 |
| 2021-10-14 | M15 Cancun 4 | R16 | hard | Christian Langmo | 3-6 6-3 6-3 |
| 2021-10-02 | M15 Cancun 2 | QF | hard | Christian Langmo | 5-7 7-5 3-0 |
Averages over each player's completed matches in the selected window (98 vs 175). 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