| Wimbledon | 07/06 10:00 | 25 | [65] Sam Querrey v John Millman [64] | 7-6,7-6,6-3 | |
| Wimbledon | 07/04 10:00 | 24 | [64] John Millman v Laslo Djere [35] | 6-3,6-2,6-1 | |
| Wimbledon | 07/02 15:45 | 23 | [83] Hugo Dellien v John Millman [64] | 2-6,3-6,4-6 | |
| ATP Eastbourne | 06/24 10:00 | 25 | [36] Fernando Verdasco v John Millman [58] | 6-7,6-4,6-1 | |
| ATP Halle | 06/18 15:30 | 25 | [3] Roger Federer v John Millman [57] | 7-6,6-3 | |
| ATP Stuttgart | 06/11 10:50 | 25 | [170] Dustin Brown v John Millman [56] | 6-4,7-6 | |
| French Open | 05/28 09:00 | 23 | [56] John Millman v Alexander Zverev [5] | 6-7,3-6,6-2,7-6,3-6 | |
| ATP Lyon | 05/21 16:25 | 26 | [28] Felix Auger Aliassime v John Millman [55] | 7-6,7-5 | |
| ATP Lyon | 05/19 12:30 | 25 | [57] John Millman v Pablo Andujar [95] | 6-1,6-3 | |
| ATP Rome | 05/13 14:45 | 24 | [57] John Millman v Cameron Norrie [45] | 6-3,3-6,4-6 | |
| ATP Madrid | 05/08 14:35 | 25 | [12] Fabio Fognini v John Millman [48] | 6-2,6-2 | |
| ATP Madrid | 05/07 15:35 | 24 | [48] John Millman v Steve Johnson [59] | 7-6,7-6 | |
| ATP Estoril | 05/01 12:00 | 26 | [50] John Millman v Joao Domingues [214] | Retired | |
| ATP Estoril | 04/30 12:45 | 25 | [76] Bernard Tomic v John Millman [50] | 3-6,0-6 | |
| ATP Budapest | 04/24 13:30 | 26 | [39] John Millman v Attila Balazs [246] | 4-6,6-2,2-6 | |
| ATP Budapest | 04/23 09:00 | 25 | [39] John Millman v Miomir Kecmanovic [87] | 6-1,6-2 | |
| ATP Monte Carlo | 04/15 09:00 | 24 | [22] Roberto Bautista-Agut v John Millman [39] | 3-6,6-1,6-1 | |
| ATP Miami | 03/22 16:50 | 24 | [83] Federico Delbonis v John Millman [39] | 7-5,3-6,7-6 | |
| Challenger Phoenix | 03/15 23:15 | 27 | [88] Guido Andreozzi v John Millman [42] | 6-3,4-6,6-3 | |
| Challenger Phoenix | 03/14 17:00 | 26 | [155] Kamil Majchrzak v John Millman [42] | 1-6,2-6 | |
| Challenger Phoenix | 03/13 18:55 | 25 | [133] Lukas Lacko v John Millman [42] | 7-6,4-6,6-7 | |
| ATP Indian Wells | 03/08 03:00 | 23 | [42] John Millman v Jan-Lennard Struff [55] | 1-6,3-6 | |
| ATP Acapulco | 03/01 05:10 | 27 | [9] John Isner v John Millman [44] | 7-6,6-7,7-6 | |
| ATP Acapulco | 02/27 22:00 | 26 | [87] Peter Gojowczyk v John Millman [44] | 0-6,2-6 | |
| ATP Acapulco | 02/26 00:55 | 25 | [115] Marcel Granollers v John Millman [44] | 3-6,4-6 | |
| ATP Delray Beach | 02/19 01:00 | 25 | [64] Nick Kyrgios v John Millman [37] | 6-4,6-7,7-6 | |
| ATP New York | 02/14 16:00 | 26 | [37] John Millman v Guillermo Garcia-Lopez [102] | 6-7,6-1,4-6 | |
| Davis Cup | 02/02 07:35 | - | John Millman v Mirza Basic | Cancelled | |
| Davis Cup | 02/01 05:30 | - | [36] John Millman v Damir Dzumhur [52] | 6-3,6-2 | |
| Australian Open | 01/16 07:15 | 24 | [24] Roberto Bautista-Agut v John Millman [37] | 6-3,6-1,3-6,6-7,6-4 |
Wikipedia - John Millman
John H. Millman OLY (born 14 June 1989) is an Australian former professional tennis player. He won one title on the ATP Tour, the 2020 Astana Open, reaching a career-high ATP singles ranking of world No. 33 in October 2018. His other career highlights included reaching the quarterfinals of the 2018 US Open (beating then-world No. 2 Roger Federer en route), reaching the finals of the 2019 Japan Open and 2018 Hungarian Open and winning twelve ATP Challenger Tour titles.
Millman represented Australia on numerous occasions, including in the Davis Cup and ATP Cup and at two Summer Olympics.
Millman retired from tennis after the 2024 Australian Open.