Challenger Tunis | 05/16 10:00 | 27 | [222] Murkel Dellien v Oriol Roca Batalla [212] | 6-4,0-6,4-6 | |
Challenger Tunis | 05/15 09:00 | 26 | [222] Murkel Dellien v Mitchell Krueger [252] | 6-3,6-4 | |
Challenger Tunis | 05/13 12:35 | 25 | [186] Stefano Travaglia v Murkel Dellien [222] | 7-5,3-6,1-6 | |
Challenger Francavilla | 05/06 13:10 | 25 | [222] Murkel Dellien v Andrea Pellegrino [164] | 4-6,7-5,3-6 | |
Challenger Porto Alegre | 05/01 17:50 | 25 | [434] Luciano Emanuel Ambrogi v Murkel Dellien [222] | 7-6,7-5 | |
Challenger Mexico City | 04/04 18:00 | 26 | [226] Murkel Dellien v Oliver Crawford [203] | 2-6,4-6 | |
Challenger Mexico City | 04/02 21:40 | 25 | [356] Gerard Campana Lee v Murkel Dellien [226] | 6-7,6-3,5-7 | |
Challenger San Luis Potosi | 03/28 18:00 | 26 | [229] Murkel Dellien v Matias Soto [170] | 5-7,4-6 | |
Challenger San Luis Potosi | 03/26 16:00 | 25 | [167] Marc Polmans v Murkel Dellien [229] | 3-6,4-6 | |
Challenger Merida | 03/22 23:00 | 28 | [229] Murkel Dellien v Juan Pablo Ficovich [237] | 6-3,3-6,4-6 | |
Challenger Merida | 03/21 22:00 | 27 | [432] Roberto Cid Subervi v Murkel Dellien [229] | 2-6,2-6 | |
Challenger Merida | 03/20 20:00 | 26 | Alex Hernandez v Murkel Dellien | 1-6,6-3,3-6 |
Murkel Alejandro Dellien Velasco (born 16 September 1997) is a Bolivian tennis player. He has a career-high ATP singles ranking of No. 263, achieved on 30 October 2023. He is the current No. 2 Bolivian tennis player. He also has a career-high ATP doubles ranking of No. 186 achieved on 29 January 2024.
Dellien played college tennis at Wichita State.
Dellien represents Bolivia at the Davis Cup, where he has a W/L record of 1–0.
In 2021 he defeated Zizou Bergs in his first Davis Cup rubber.