Janko Tipsarevic defeated Sam Querrey 6-7 6-3 6-4 in the Cincinnati Masters round of 64 on hard. The upset overturned the form book — Sam Querrey came in leading the head-to-head 4–3, defending last year's round of 32. Janko Tipsarevic narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-04-08 | Houston | QF | clay | Sam Querrey | 7-6(6) 7-6(4) |
| 2016-08-29 | US Open | R128 | hard | Janko Tipsarevic | 7-6(4) 6-7(0) 6-3 6-3 |
| 2012-05-27 | Roland Garros | R128 | clay | Janko Tipsarevic | 2-6 6-4 7-6(3) 6-3 |
| 2011-03-10 | Indian Wells Masters | R64 | hard | Sam Querrey | 6-4 6-4 |
| 2010-08-01 | Washington | R32 | hard | Janko Tipsarevic | 7-6(3) 6-3 |
| 2010-07-26 | Los Angeles | SF | hard | Sam Querrey | 6-7(3) 7-6(5) 6-4 |
| 2006-07-17 | Indianapolis | R64 | hard | Sam Querrey | 6-4 6-7(4) 6-4 |
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 (145 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About