Challenger San Francisco 02/06 04:05 25 Denis Kudla v Ante Pavic 6-4,7-6
Challenger Dallas 02/03 02:50 28 Denis Kudla v Mackenzie McDonald 4-6,4-6
Challenger Dallas 02/01 17:30 27 Denis Kudla v Taylor Fritz 6-3,6-3
Challenger Dallas 01/31 16:30 26 Tommy Paul v Denis Kudla 6-7,4-6
Challenger Dallas 01/30 18:40 25 Denis Kudla v Patrick Kypson 6-3,6-1
Challenger Newport Beach 01/23 21:45 25 Denis Kudla v Reilly Opelka 6-7,3-6
Australian Open 01/18 00:00 24 Dominic Thiem v Denis Kudla 6-7,3-6,6-3,6-2,6-3
Australian Open 01/16 03:15 23 Steve Johnson v Denis Kudla 7-6,3-6,6-7,2-6
Australian Open Qual 01/13 23:00 46 Denis Kudla v Matteo Berrettini 4-6,6-3,7-5
Australian Open Qual 01/11 07:30 45 Denis Kudla v Tobias Kamke 6-2,7-5
Australian Open Qual 01/09 23:00 44 Roberto Carballes Baena v Denis Kudla 3-6,5-7
ATP Brisbane Qual 12/30 04:30 26 Denis Kudla v Jozef Kovalik 6-7,4-6
Challenger Knoxville 11/12 20:10 29 [207] Denis Kudla v Filip Peliwo [279] 4-6,2-6
Challenger Knoxville 11/11 16:20 28 [229] Bradley Klahn v Denis Kudla [207] 6-2,2-6,5-7
Challenger Knoxville 11/11 00:15 27 [207] Denis Kudla v Bjorn Fratangelo [119] 6-1,3-6,6-4
Challenger Knoxville 11/09 15:00 26 [207] Denis Kudla v Jared Hiltzik [392] 6-3,6-4
Challenger Knoxville 11/08 18:55 25 [115] Cameron Norrie v Denis Kudla [207] 4-6,6-3,3-6
Challenger Charlottesville 11/03 19:30 27 [135] Stefan Kozlov v Denis Kudla [206] 6-4,6-3
Challenger Charlottesville 11/02 16:00 26 [206] Denis Kudla v Ernesto Escobedo [115] Retired
Challenger Charlottesville 10/31 21:30 25 [206] Denis Kudla v JC Aragone [411] 6-2,6-3
Challenger Fairfield 10/10 17:00 25 [169] Denis Kudla v Christopher O'Connell [375] 5-7,3-6
Challenger Stockton 10/04 17:00 26 [144] Stefan Kozlov v Denis Kudla [166] 6-4,6-4
Challenger Stockton 10/03 17:00 25 [166] Denis Kudla v Jan Choinski [325] 6-0,6-3
Challenger Tiburon 09/28 22:00 26 [196] Mackenzie McDonald v Denis Kudla [166] 7-6,6-2
Challenger Tiburon 09/26 20:40 25 [166] Denis Kudla v Tim Smyczek [185] 6-7,7-5,6-3
Challenger Columbus 09/22 16:00 27 Denis Kudla v Alexander Ward 6-3,4-6,2-6
Challenger Columbus 09/20 15:00 26 Denis Kudla v Jeffrey John Wolf 7-5,6-3
Challenger Columbus 09/18 19:00 25 [173] Denis Kudla v Dominik Koepfer [260] 6-4,6-4
US Open Qual 08/22 15:00 44 [69] Denis Shapovalov v Denis Kudla [173] 6-3,6-4
Challenger Lexington 08/04 18:50 27 [332] Raymond Sarmiento v Denis Kudla [175] 6-1,6-3

Wikipedia - Denis Kudla

Denis Kudla ( KOOD-lə; born August 17, 1992) is a tennis coach and a former professional player. He had a career-high ATP singles ranking of world No. 53, achieved in May 2016. He had a career-high doubles ranking of No. 133, achieved in August 2018. He won nine Challenger singles and nine doubles titles in his career.

He is currently coaching Reilly Opelka.