ATP Washington | 08/03 23:00 | 24 | [107] Mackenzie McDonald v Nick Kyrgios [77] | 6-4,6-4 | |
ATP Atlanta | 07/27 16:30 | 25 | [106] Mackenzie McDonald v Emil Ruusuvuori [78] | 6-7,5-7 | |
ATP Los Cabos | 07/21 00:00 | 25 | [182] Ernesto Escobedo v Mackenzie McDonald [106] | 6-3,6-4 | |
Wimbledon | 06/28 15:50 | 23 | [108] Mackenzie McDonald v Karen Khachanov [29] | 6-3,3-6,4-6,6-7 | |
Wimbledon | 06/24 12:30 | 19 | Mackenzie McDonald v Maxime Cressy | 3-6,4-6,6-3,6-4,6-4 | |
Wimbledon | 06/23 15:00 | 19 | Mackenzie McDonald v Illya Marchenko | 6-1,3-6,6-4 | |
Wimbledon | 06/22 12:25 | 14 | [114] Mackenzie McDonald v Kimmer Coppejans [183] | 6-7,7-5,6-2 | |
Challenger Nottingham | 06/19 16:40 | 28 | [195] Alex Bolt v Mackenzie McDonald [114] | 6-3,6-4 | |
Challenger Nottingham | 06/19 11:30 | 27 | Mackenzie McDonald v Anton Matusevich | 6-2,6-3 | |
Challenger Nottingham | 06/16 10:00 | 26 | [178] Zhizhen Zhang v Mackenzie McDonald [114] | 4-6,7-6,4-6 | |
Challenger Nottingham | 06/14 12:55 | 25 | [114] Mackenzie McDonald v Antoine Hoang [151] | 6-4,6-2 | |
Challenger Nottingham | 06/07 16:00 | 25 | [119] Mackenzie McDonald v Evgeny Donskoy [136] | 3-6,5-7 | |
French Open | 06/02 14:50 | 24 | [119] Mackenzie McDonald v Cristian Garin [23] | 6-4,6-4,6-7,3-6,6-8 | |
French Open | 05/30 13:00 | 23 | [74] Emil Ruusuvuori v Mackenzie McDonald [118] | 6-4,3-6,6-7,3-6 | |
French Open | 05/28 10:50 | 19 | [118] Mackenzie McDonald v Marco Trungelliti [236] | 6-4,6-4 | |
French Open | 05/26 13:55 | 15 | [118] Mackenzie McDonald v Renzo Olivo [207] | 6-3,6-4 | |
French Open | 05/25 14:15 | 14 | [118] Mackenzie McDonald v Thanasi Kokkinakis [180] | 6-4,6-4 | |
ATP Geneva | 05/17 09:00 | 19 | [91] Ilya Ivashka v Mackenzie McDonald [117] | 6-4,6-3 | |
ATP Geneva | 05/16 08:30 | 14 | [148] Prajnesh Gunneswaran v Mackenzie McDonald [120] | 3-6,6-3,3-6 | |
Challenger Heilbronn | 05/14 13:40 | 28 | [110] Daniel Elahi Galan v Mackenzie McDonald [120] | 6-4,6-7,7-5 | |
Challenger Heilbronn | 05/13 12:00 | 27 | [120] Mackenzie McDonald v Joao Menezes [196] | 6-3,6-3 | |
Challenger Heilbronn | 05/12 10:45 | 26 | [120] Mackenzie McDonald v Kimmer Coppejans [176] | 6-4,4-6,6-3 | |
Challenger Heilbronn | 05/11 10:40 | 25 | [120] Mackenzie McDonald v Aleksandar Vukic [209] | Retired | |
Challenger Biella | 05/05 10:00 | 26 | [121] Mackenzie McDonald v Leonardo Mayer [160] | 7-6,2-6,4-6 | |
Challenger Biella | 05/04 10:20 | 25 | [121] Mackenzie McDonald v Juan Manuel Cerundolo [152] | 3-6,6-4,6-3 | |
ATP Munich | 04/28 14:00 | 26 | [107] Ilya Ivashka v Mackenzie McDonald [127] | 6-7,6-1,6-2 | |
ATP Munich | 04/27 09:00 | 25 | [127] Mackenzie McDonald v Dusan Lajovic [37] | 6-4,6-4 | |
ATP Munich | 04/25 09:00 | 19 | [104] Andrej Martin v Mackenzie McDonald [120] | 3-6,2-6 | |
ATP Munich | 04/24 09:00 | 14 | [130] Peter Gojowczyk v Mackenzie McDonald [120] | 1-6,2-6 | |
Challenger Orlando | 04/13 14:00 | 25 | [327] Christian Harrison v Mackenzie McDonald [119] | 7-5,6-3 |
Michael Mackenzie Lowe McDonald (born April 16, 1995) is an American professional tennis player. He reached a career-high singles ranking of world No. 37 in singles and No. 49 in doubles in October 2023. He won the 2016 NCAA Division I Tennis Championships in both singles and doubles.