Philip Davydenko defeated Boy Westerhof 3-6 6-3 6-4 in the Russia F4 round of 16 on clay. The upset overturned the form book — Boy Westerhof came in leading the head-to-head 2–0, but Philip Davydenko had been the form player, winning 2 of their last 4 on clay. Philip Davydenko claimed a first win over Boy Westerhof in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-05-26 | Russia F3 | QF | clay | Boy Westerhof | 7-5 6-4 |
| 2011-08-29 | Netherlands F6 | QF | clay | Boy Westerhof | 6-3 7-6(4) |
Averages over each player's completed matches in the selected window (34 vs 41). 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