| Challenger Praga 2 | 08/25 12:00 | 25 | [165] Steven Diez v Aslan Karatsev [194] | 1-6,2-6 | |
| Challenger Praga | 08/18 08:30 | 25 | [405] Michael Vrbensky v Steven Diez [165] | 7-5,6-3 | |
| Spagna - Lega estiva | 08/01 10:40 | - | [203] Guillermo Garcia-Lopez v Steven Diez [165] | 3-6,6-2,6-3 | |
| Spagna - Lega estiva | 07/31 15:30 | - | [356] Nikolas S Izquierdo v Steven Diez [165] | 6-7,6-4,2-6 | |
| Spagna - Lega estiva | 07/30 17:50 | - | Jordan Correia v Steven Diez | 5-7,3-6 | |
| Spagna - Lega estiva | 07/17 08:00 | - | [356] Nikolas S Izquierdo v Steven Diez [165] | Retired | |
| Spagna - Lega estiva | 07/16 11:30 | - | Alejandro Garcia Carbajal v Steven Diez | 0-6,1-6 | |
| Challenger Monterrey | 03/03 17:05 | 25 | [165] Steven Diez v John-Patrick Smith [319] | 1-6,0-6 | |
| ATP Acapulco | 02/23 02:35 | 64 | [156] Steven Diez v Jason Jung [119] | 2-6,2-6 | |
| ATP Marsiglia | 02/16 13:35 | 64 | [101] Alexei Popyrin v Steven Diez [157] | 7-6,6-3 | |
| ATP Rotterdam | 02/08 13:20 | 64 | [155] Steven Diez v Emil Ruusuvuori [101] | 6-4,3-6,5-7 | |
| Challenger Launceston | 02/05 00:55 | 25 | [155] Steven Diez v Borna Gojo [273] | 5-7,2-6 | |
| Challenger Launceston | 02/02 23:00 | 28 | [134] Steven Diez v Calum Puttergill [376] | 6-1,6-4 | |
| Challenger Burnie | 01/28 06:30 | 25 | [261] Jason Kubler v Steven Diez [134] | 4-6,6-3,6-2 | |
| Australian Open | 01/16 23:00 | 45 | [212] Hiroki Moriya v Steven Diez [134] | 6-4,7-5 | |
| Australian Open | 01/15 02:00 | 44 | [190] Darian King v Steven Diez [134] | 2-6,2-6 | |
| Challenger Pune | 11/15 09:25 | 27 | [136] Steven Diez v Jay Clarke [170] | 4-6,6-3,6-7 | |
| Challenger Pune | 11/14 08:10 | 26 | [136] Steven Diez v Brydan Klein [398] | 6-0,6-2 | |
| Challenger Pune | 11/13 09:30 | 25 | [136] Steven Diez v Yusuke Takahashi [453] | 6-2,6-2 | |
| Challenger Shenzhen 2 | 10/29 03:35 | 25 | [321] Denis Yevseyev v Steven Diez [136] | 6-3,6-2 | |
| Challenger Liuzhou | 10/24 03:05 | 26 | [211] Denis Istomin v Steven Diez [136] | 4-6,7-6,6-0 | |
| Challenger Liuzhou | 10/23 05:05 | 25 | [314] Denis Yevseyev v Steven Diez [136] | 6-3,3-6,2-6 | |
| Challenger Ningbo | 10/20 06:00 | 29 | [156] Steven Diez v Yasutaka Uchiyama [108] | 1-6,3-6 | |
| Challenger Ningbo | 10/19 05:55 | 28 | [156] Steven Diez v Alejandro Davidovich Fokina [101] | 6-1,6-3 | |
| Challenger Ningbo | 10/18 05:20 | 27 | [82] Prajnesh Gunneswaran v Steven Diez [156] | 3-6,4-6 | |
| Challenger Ningbo | 10/17 03:00 | 26 | [156] Steven Diez v Christopher Eubanks [203] | 7-6,7-5 | |
| Challenger Ningbo | 10/15 06:55 | 25 | [156] Steven Diez v Denis Yevseyev [323] | 6-2,7-5 | |
| Challenger Mouilleron le Captif | 10/09 08:00 | 25 | [123] Gianluca Mager v Steven Diez [158] | 6-1,6-2 | |
| Challenger Mouilleron le Captif | 10/07 18:00 | 24 | [158] Steven Diez v Bernabe Zapata Miralles [232] | 6-2,4-1 | |
| Challenger Barcellona | 10/03 13:30 | 26 | [115] Pedro Sousa v Steven Diez [160] | 6-3,7-5 |
Wikipedia - Steven Diez
Steven Diez (Toronto, 17 marzo 1991) è un tennista canadese.
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