Paris, France, 
)
Brisbane, Australia, 
Grigor Dimitrov (Bulgaria) 2 - 3 Jack Sock (USA)
| Date | Tournament | Surface | Rd | Opp. Rank |
Winner | Score |
|---|---|---|---|---|---|---|
| 18 Nov 2017 |
Nitto ATP Finals London, Great Britain ATP Finals |
SF | Grigor Dimitrov (BUL) | 4-6 6-0 6-3 | ||
| 14 Mar 2017 |
BNP Paribas Open Indian Wells, CA, USA ATP Tour Masters |
R32 | Jack Sock (USA) | 6-3 3-6 6-7(7) | ||
| 12 Aug 2015 |
National Bank Open Toronto/Montreal, Canada ATP Tour Masters |
R32 | Jack Sock (USA) | 7-5 6-7(5) 5-7 | ||
| 26 May 2015 |
Roland Garros Paris, France Grand Slam |
R128 | Jack Sock (USA) | 6-7(7) 2-6 3-6 | ||
| 17 Oct 2014 |
Stockholm Open Stockholm, Sweden ATP Tour 250 |
Q | Grigor Dimitrov (BUL) | 5-7 6-4 6-3 |