Klahn - ATP Finals
Rank
870
High
63
4Played0 - 4win/loss
1st2
(2014, 2019)
Q12
(2018, 2023)
Rank
870
High
63
17 Mar 14
2023 - Miami Open
Hard
-
Tomas MachacT.MachacCZE Loss
- 6-4 6-4
- q1
-
20 Mar 23
L
2019 - Miami Open
Hard
-
Janko TipsarevicJ.TipsarevicSRB Loss
- 6-3 6-3
- 1st
-
20 Mar 19
L
2018 - Miami Open
Hard
-
Taro DanielT.DanielJPN Loss
- 6-4 6-4
- q1
-
19 Mar 18
L
2014 - Sony Open Tennis
Hard
-
Guillermo Garcia-LopezG.Garcia-LopezESP Loss
- 1-6 6-1 6-4
- 1st
-
20 Mar 14
L