Klahn - U.S. Open
19Played9 - 10win/loss
2022 - U.S. Open
-
Jan-Lennard StruffJ.StruffGER Loss
- 6-4 4-6 6-2
- q1
-
24 Aug 22
L
2020 - U.S. Open
-
Sumit NagalS.NagalIND Loss
- 6-1 6-3 3-6 6-1
- 1st
-
01 Sep 20 L
2019 - U.S. Open
-
Kei NishikoriK.NishikoriJPN Loss
- 6-2 4-6 6-3 7-5
- 2nd
-
28 Aug 19 L
-
Thiago Moura MonteiroT.MonteiroBRA
- 6-3 6-2 6-3
- 1st
-
26 Aug 19 W
2018 - U.S. Open
-
John IsnerJ.IsnerUSA Loss
- 7-63 6-3 6-4
- 1st
-
27 Aug 18
L
2017 - U.S. Open
-
Guido AndreozziG.AndreozziARG Loss
- 6-4 6-76 6-4
- q2
-
24 Aug 17
L
-
Marc PolmansM.PolmansAUS
- 6-2 0-6 6-2
- q1
-
22 Aug 17
W
2014 - U.S. Open
-
Andrey KuznetsovA.KuznetsovRUS Loss
- 6-4 4-6 6-3 7-5
- 1st
-
25 Aug 14
L
2013 - U.S. Open
-
Feliciano LopezF.LopezESP Loss
- 6-4 7-64 4-6 7-5
- 2nd
-
29 Aug 13
L
-
Kenny de SchepperK.SchepperFRA
- 6-75 6-2 7-60 7-64
- 1st
-
26 Aug 13
W
2012 - U.S. Open
-
Richard GasquetR.GasquetFRA Loss
- 6-3 6-3 6-1
- 2nd
-
31 Aug 12
L
-
Jurgen MelzerJ.MelzerAUT
- 4-6 6-3 7-5 5-7 6-4
- 1st
-
29 Aug 12
W
-
Florent SerraF.SerraFRA
- 6-4 6-4
- Q.
-
24 Aug 12
W
-
Marco TrungellitiM.TrungellitiARG
- 6-4 7-62
- q2
-
23 Aug 12
W
-
Diego JunqueiraD.JunqueiraARG
- 6-3 6-2
- q1
-
22 Aug 12
W
2011 - U.S. Open
-
Frank DancevicF.DancevicCAN Loss
- 3-6 6-1 6-3
- Q.
-
26 Aug 11
L
-
Matthew EbdenM.EbdenAUS
- 6-4 6-75 6-3
- q2
-
25 Aug 11
W
-
Tennys SandgrenT.SandgrenUSA
- 6-72 6-2 6-2
- q1
-
23 Aug 11
W
2010 - U.S. Open
-
Sam QuerreyS.QuerreyUSA Loss
- 6-3 4-6 7-5 6-4
- 1st
-
01 Sep 10
L