Challenger Villa Maria 09/20 13:25 28 [100] De Oliveira Cruz/Olivieri v Murkel Dellien [279] 6-4,7-6
Challenger Villa Maria 09/19 15:00 27 [159] Francesco Maestrelli v Murkel Dellien [279] 3-6,6-0,1-6
Challenger Villa Maria 09/17 16:00 26 [386] Guido Ivan Justo v Murkel Dellien [279] 4-6,0-6
Challenger Villa Maria 09/15 21:30 25 [279] Murkel Dellien v Genaro Alberto Olivieri [218] 3-6,6-1,6-4
Challenger Sofia 08/19 07:00 25 [270] Murkel Dellien v Alvaro Guillen Meza [248] 3-6,4-6
Challenger Sofia 08/16 09:35 29 [382] Zdenek Kolar v Murkel Dellien [287] 6-2,6-2
Challenger Sofia 08/15 08:50 28 [287] Murkel Dellien v Dali Blanch [473] 6-0,4-6,6-1
Challenger Sofia 08/14 09:35 27 [287] Murkel Dellien v Sandro Kopp [405] 7-6,6-0
Challenger Sofia 08/13 10:05 26 [287] Murkel Dellien v Denis Yevseyev [322] 6-4,6-3
Challenger Sofia 08/12 11:25 25 Murkel Dellien v Anas Mazdrashki 6-0,6-3
Challenger Cordenons 08/04 16:05 25 [284] Murkel Dellien v Dusan Lajovic [145] 1-6,2-6
Challenger Liberec 07/29 08:00 25 [284] Murkel Dellien v Jakub Nicod [441] 3-6,5-7
Challenger Zug 07/21 19:45 25 [466] Henry Bernet v Murkel Dellien [287] 6-3,7-6
Challenger San Marino 07/15 17:10 25 [289] Murkel Dellien v Lukas Klein [186] 2-6,6-0,3-6
Challenger Iasi 07/11 11:00 27 [223] Murkel Dellien v Duje Ajdukovic [183] 4-6,6-1,1-6
Challenger Iasi 07/09 08:00 26 [102] Carlos Taberner v Murkel Dellien [223] 2-6,3-6
Challenger Iasi 07/08 11:10 25 Murkel Dellien v Sebastian Gima 7-6,6-3
Challenger Brasov 07/03 09:35 26 Radu Mihai Papoe v Murkel Dellien 6-4,6-1
Challenger Brasov 07/01 14:45 25 [298] Radu Albot v Murkel Dellien [223] 4-6,4-6
Wimbledon 06/23 11:20 14 [158] Henrique Rocha v Murkel Dellien [223] 6-3,6-1
Challenger Santa Cruz 06/17 22:00 25 [223] Murkel Dellien v Pedro Boscardin Dias [390] 6-7,2-6
Davis Cup 06/12 19:00 - Murkel Dellien v Jesse Flores 6-7,6-4,6-3
Davis Cup 06/11 19:00 - Murkel Dellien v Patrick Sydow 6-1,6-3
Challenger Vicenza 05/27 19:10 25 [94] Chun Hsin Tseng v Murkel Dellien [217] 6-3,6-3
French Open 05/19 15:55 14 [147] Martin Landaluce v Murkel Dellien [220] 6-4,3-6,7-6
Challenger Tunis 05/14 12:45 26 [214] Murkel Dellien v Coleman Wong [174] 5-7,5-7
Challenger Tunis 05/13 10:30 25 [308] Christoph Negritu v Murkel Dellien [214] 4-6,7-5,4-6
Challenger Porto Alegre 04/30 21:55 26 [384] Joao Lucas Reis da Silva v Murkel Dellien [222] 6-2,6-1
Challenger Porto Alegre 04/29 14:50 25 Luis Miguel v Murkel Dellien 2-6,6-3,3-6
Challenger San Miguel de Tucuman 04/26 14:00 28 Murkel Dellien v Alex Barrena 7-6,6-7,2-6

Wikipedia - Murkel Dellien

Murkel Alejandro Dellien Velasco (born 16 September 1997) is a Bolivian tennis player. He has a career-high ATP singles ranking of No. 168, achieved on 15 July 2024. He is the current No. 2 Bolivian tennis player. He also has a career-high ATP doubles ranking of No. 174 achieved on 1 April 2024. Dellien represents Bolivia at the Davis Cup, where he has a W/L record of 2–4.