Australian Open | 01/16 04:45 | 23 | [42] Mackenzie McDonald v Juncheng Shang [140] | 3-6,6-1,6-3,4-6,2-6 | |
ATP Adelaide | 01/08 09:45 | 25 | [42] Mackenzie McDonald v Miomir Kecmanovic [55] | 4-6,2-6 | |
ATP Hong Kong | 01/02 06:00 | 25 | [43] Sebastian Ofner v Mackenzie McDonald [41] | 6-1,6-2 | |
ATP Paris | 11/01 23:10 | 25 | [4] Jannik Sinner v Mackenzie McDonald [42] | 6-7,7-5,6-1 | |
ATP Paris | 10/31 13:10 | 24 | [57] Jeffrey John Wolf v Mackenzie McDonald [42] | 6-1,4-6,2-6 | |
ATP Wien | 10/24 11:00 | 25 | Mackenzie McDonald v Francisco Cerundolo | CANC | |
ATP Tokyo | 10/18 06:25 | 26 | [12] Tommy Paul v Mackenzie McDonald [37] | 6-4,6-2 | |
ATP Tokyo | 10/16 02:00 | 25 | [38] Mackenzie McDonald v Max Purcell [41] | 7-5,6-4 | |
ATP Shanghai | 10/06 05:55 | 24 | [38] Mackenzie McDonald v Francisco Cerundolo [21] | 6-7,6-7 | |
ATP Shanghai | 10/04 09:05 | 23 | [119] Corentin Moutet v Mackenzie McDonald [39] | 2-6,3-6 | |
ATP Beijing | 09/29 04:30 | 25 | [39] Mackenzie McDonald v Grigor Dimitrov [19] | 6-2,6-7,1-6 | |
ATP Zhuhai | 09/24 05:00 | 27 | [15] Karen Khachanov v Mackenzie McDonald [39] | 4-6,6-4,6-4 |
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.