Challenger Madrid 04/12 11:30 25 [150] Christopher O'Connell v Johan Nikles [294] 6-3,6-2
Challenger Madrid 04/11 10:50 19 [294] Johan Nikles v Rudolf Molleker [445] 6-4,7-5
Challenger Madrid 04/10 12:05 45 Johan Nikles v Daniel Merida Aguilar 6-4,6-2
Challenger Murcia 04/04 16:10 25 [213] Lorenzo Giustino v Johan Nikles [291] 7-6,4-6,6-4
Challenger Santa Cruz 03/23 19:00 26 [293] Johan Nikles v Juan Pablo Varillas [119] 2-6,1-6
Challenger Santa Cruz 03/22 01:45 25 Johan Nikles v Juan C P Angelo 6-2,6-4
Challenger Concepcion 03/13 13:30 14 Johan Nikles v Nicolas Villalon 4-6,6-2,6-7
Challenger Gran Canaria 03/04 16:10 27 [79] Roberto Carballes Baena v Johan Nikles [320] 6-1,6-3
Challenger Gran Canaria 03/03 13:00 26 [273] Goncalo Oliveira v Johan Nikles [320] 7-5,5-7,5-7
Challenger Gran Canaria 03/01 11:45 25 [320] Johan Nikles v Federico Gaio [186] 2-6,7-6,6-3
Challenger Gran Canaria 02/28 11:00 - [320] Johan Nikles v Fabien Reboul [99] 6-1,6-1
Challenger Gran Canaria 02/27 13:00 45 [325] Johan Nikles v Sadio Doumbia [103] 6-2,7-5
Challenger Bengaluru 02/18 07:20 27 [350] Johan Nikles v Enzo Couacaud [155] 1-6,2-6
Challenger Bengaluru 02/17 05:30 26 [348] Markos Kalovelonis v Johan Nikles [350] 2-6,3-6
Challenger Bengaluru 02/15 04:30 25 [350] Johan Nikles v Raul Brancaccio [295] 6-7,6-1,7-5
Challenger Bengaluru 02/06 09:05 14 [349] Johan Nikles v Arjun Kadhe [206] 4-6,4-6
Challenger Rio De Janeiro 12/15 14:00 26 [131] Thiago Seyboth Wild v Johan Nikles [349] 6-1,3-6,7-5
Challenger Rio De Janeiro 12/14 13:00 25 [349] Johan Nikles v Luca Castelnuovo [313] 6-2,6-4
Challenger Florianopolis 12/09 14:25 26 [140] Juan Ignacio Londero v Johan Nikles [349] 6-1,6-4
Challenger Florianopolis 12/06 19:00 25 [427] Guilherme Clezar v Johan Nikles [349] 3-6,7-6,2-6
Challenger Sao Paulo 12/01 14:15 26 [353] Johan Nikles v Felipe Meligeni Rodrigues Alves [209] 7-6,2-6,1-6
Challenger Sao Paulo 11/30 12:30 25 [353] Johan Nikles v Kaichi Uchida [320] 6-7,7-6,6-0
Challenger Brasilia 11/22 16:00 25 [354] Johan Nikles v Juan Ignacio Londero [144] 4-6,4-6
Challenger Campinas 11/16 13:00 25 [94] Thiago Monteiro v Johan Nikles [360] 6-2,6-1
Challenger Campinas 11/15 13:30 19 [322] Carlos Gimeno Valero v Johan Nikles [360] Retired
Challenger Campinas 11/14 14:00 26 [496] Mateus Alves v Johan Nikles [359] 4-6,2-6
ITF M25 Lima 10/06 15:50 25 Daniel Dutra Da Silva v Johan Nikles Retired
Challenger Lima 10/02 18:50 28 [380] Johan Nikles v Hugo Dellien [140] 7-6,4-6,2-6
Challenger Lima 10/01 17:20 27 [380] Johan Nikles v Renzo Olivo [203] 6-3,6-1
Challenger Lima 09/29 17:05 26 [320] Matheus P De Almeida v Johan Nikles [380] 6-7,4-6

Wikipedia - Johan Nikles

Johan Nikles (born 23 March 1997) is a Swiss tennis player.

Nikles has a career high ATP singles ranking of World No. 256 achieved on 11 July 2022. He also has a career high ATP doubles ranking of World No. 357 achieved on 3 October 2022.

On the junior tour, Nikles has a career high ITF junior ranking of No. 26 achieved in January 2015.

History

2016: ATP debut

Nikles made his ATP main draw debut at the 2016 Swiss Open Gstaad, receiving a singles main draw wildcard.

2022: Top 300 debut

He qualified for the 2022 Geneva Open defeating 3rd seed Peter Gojowczyk and 8th seed Lukáš Rosol and won his first ATP singles main draw match against compatriot wildcard Leandro Riedi saving three match balls. He lost to Tallon Griekspoor in the second round. As a result he moved 40 positions up into the top 300.