ATP Miami 03/18 14:00 44 [60] Mackenzie McDonald v Peter Polansky [138] 7-6,7-5
ATP Indian Wells 03/10 19:10 24 [15] Daniil Medvedev v Mackenzie McDonald [62] 7-5,6-0
ATP Indian Wells 03/09 02:00 23 [62] Mackenzie McDonald v Joao Sousa [41] 6-4,3-6,6-3
ATP Acapulco 02/28 23:00 27 [71] Mackenzie McDonald v Cameron Norrie [64] 3-6,2-6
ATP Acapulco 02/28 00:00 26 [34] Frances Tiafoe v Mackenzie McDonald [71] 7-6,5-7,3-6
ATP Acapulco 02/27 03:20 25 Mackenzie McDonald v Emilio Nava 6-1,6-3
ATP Delray Beach 02/24 01:00 28 [84] Mackenzie McDonald v Radu Albot [82] 6-3,0-6,0-6
ATP Delray Beach 02/23 01:25 27 [4] Juan Martin Del Potro v Mackenzie McDonald [84] 4-6,6-3,6-7
ATP Delray Beach 02/21 23:30 26 [101] Guillermo Garcia-Lopez v Mackenzie McDonald [84] 5-7,4-6
ATP Delray Beach 02/19 16:00 25 [84] Mackenzie McDonald v Taylor Fritz [42] 3-6,6-4,6-3
ATP New York 02/13 16:00 25 [106] Denis Istomin v Mackenzie McDonald [82] 4-6,6-2,6-3
Challenger Dallas 02/10 21:40 29 [91] Mackenzie McDonald v Mitchell Krueger [209] 6-4,6-7,1-6
Challenger Dallas 02/10 01:35 28 [91] Mackenzie McDonald v Reilly Opelka [98] 6-4,7-6
Challenger Dallas 02/09 03:25 27 [91] Mackenzie McDonald v Brayden Schnur [158] 6-2,6-2
Challenger Dallas 02/08 01:00 26 [91] Mackenzie McDonald v Dustin Brown [232] 6-4,6-2
Challenger Dallas 02/06 02:50 25 [91] Mackenzie McDonald v Liam Broady [299] 6-3,6-4
Challenger Newport Beach 01/24 19:55 26 [196] Brayden Schnur v Mackenzie McDonald [81] 6-2,6-4
Challenger Newport Beach 01/23 18:00 25 [230] Mitchell Krueger v Mackenzie McDonald [81] 3-6,4-6
Australian Open 01/16 01:40 24 [7] Marin Cilic v Mackenzie McDonald [81] 7-5,6-7,6-4,6-4
Australian Open 01/14 05:10 23 [87] Andrey Rublev v Mackenzie McDonald [81] 4-6,4-6,6-2,4-6
ATP Auckland 01/07 04:30 25 [79] Mackenzie McDonald v Matteo Berrettini [52] 3-6,4-6
ATP Auckland 01/06 00:55 164 [78] Mackenzie McDonald v Laslo Djere [93] 7-5,7-6
ATP Auckland 01/05 03:15 64 [78] Mackenzie McDonald v Tim Puetz [317] 6-2,7-6
ATP Auckland 01/05 03:00 64 Mackenzie McDonald v Duckhee Lee Cancelled
ATP Paris 10/27 15:30 45 [78] Mackenzie McDonald v Tennys Sandgren [61] 6-4,3-6,4-6
ATP Basel 10/21 12:00 164 [180] Alexei Popyrin v Mackenzie McDonald [84] 6-4,4-6,6-4
ATP Basel 10/20 13:40 64 [95] Marcel Granollers v Mackenzie McDonald [84] 2-6,4-6
ATP Antwerp 10/17 10:00 26 [32] Gilles Simon v Mackenzie McDonald [84] 6-1,6-1
ATP Antwerp 10/15 15:00 25 [84] Mackenzie McDonald v Nicolas Jarry [43] 6-1,7-6
ATP Shanghai 10/10 09:40 25 [28] Roberto Bautista-Agut v Mackenzie McDonald [78] 3-6,6-4,6-1

Wikipedia - Mackenzie McDonald

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.