Maria Sharapova defeated Sara Errani 6-3 6-2 in the WTA Championships round robin on hard. The result followed the form book — Maria Sharapova came in leading the head-to-head 4–0, defending last year's round-robin. Maria Sharapova extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-04-21 | Stuttgart | SF | clay | Maria Sharapova | 6-1 6-2 |
| 2013-03-18 | Miami | QF | hard | Maria Sharapova | 7-5 7-5 |
| 2013-03-04 | Indian Wells | QF | hard | Maria Sharapova | 7-6(6) 6-2 |
| 2012-05-28 | Roland Garros | F | clay | Maria Sharapova | 6-3 6-2 |
Averages from each player's recent completed matches (19 vs 20). ATP, WTA & Challenger.