| Challenger Pau | 11/16 20:00 | 25 | [267] Steven Diez v Dan Added [413] | 6-1,6-7,2-6 | |
| Challenger Roanne | 11/10 14:00 | 25 | Giovanni M Perricard v Steven Diez | 7-6,4-6,6-3 | |
| ATP Indian Wells | 10/06 00:20 | 14 | [146] Mikhail Kukushkin v Steven Diez [214] | Retired | |
| Challenger - Braga | 09/21 10:35 | 25 | [212] Steven Diez v Nikolas S Izquierdo [350] | Retired | |
| Challenger Szczecin | 09/13 13:50 | 25 | [203] Steven Diez v Thiago Monteiro [92] | 0-6,3-6 | |
| Challenger Mallorca | 09/01 18:30 | 25 | [123] Yasutaka Uchiyama v Steven Diez [199] | Retired | |
| US Open | 08/25 16:50 | 14 | [175] Mitchell Krueger v Steven Diez [199] | 6-3,6-1 | |
| ATP Toronto | 08/07 15:00 | 46 | [193] Steven Diez v Emil Ruusuvuori [69] | 3-6,2-6 | |
| ATP Gstaad | 07/18 09:00 | 19 | [186] Steven Diez v Zizou Bergs [213] | 6-7,4-6 | |
| ATP Gstaad | 07/17 08:30 | 14 | Steven Diez v Damien Wenger | 6-2,6-4 | |
| ATP Hamburg | 07/11 09:00 | 19 | [126] Thiago Seyboth Wild v Steven Diez [189] | 6-3,7-5 | |
| ATP Hamburg | 07/10 10:15 | 14 | [189] Steven Diez v Oscar Otte [151] | 6-4,6-4 | |
| Challenger Braunschweig | 07/05 13:55 | 25 | [189] Steven Diez v Yannick Hanfmann [99] | 5-7,6-2,3-6 | |
| Challenger Porto | 07/02 11:55 | 27 | [197] Quentin Halys v Steven Diez [189] | 6-3,6-0 | |
| Challenger Porto | 07/01 10:00 | 26 | [189] Steven Diez v Prajnesh Gunneswaran [148] | 6-3,1-6,6-4 | |
| Challenger Porto | 06/29 13:00 | 25 | [232] Maxime Janvier v Steven Diez [189] | 5-7,6-2,6-7 | |
| Wimbledon | 06/22 14:45 | 14 | [191] Steven Diez v Brayden Schnur [234] | 3-6,6-2,3-6 | |
| Challenger Forli | 06/17 15:30 | 27 | [204] Tomas Martin Etcheverry v Steven Diez [191] | 4-6,6-3,6-2 | |
| Challenger Forli | 06/16 11:40 | 26 | [300] Camilo Ugo Carabelli v Steven Diez [191] | 2-6,6-7 | |
| Challenger Forli | 06/14 12:50 | 25 | [271] Andrea Arnaboldi v Steven Diez [191] | Retired | |
| Challenger Bratislava | 06/09 12:45 | 26 | [131] Tallon Griekspoor v Steven Diez [190] | 6-4,3-6,6-4 | |
| Challenger Bratislava | 06/08 08:30 | 25 | [308] Lucas Miedler v Steven Diez [190] | 2-6,4-6 | |
| Challenger Biella | 06/01 09:25 | 25 | [168] Frederico Ferreira Silva v Steven Diez [190] | 6-3,7-5 | |
| Franska öppna | 05/26 08:30 | 15 | [189] Steven Diez v Joao Menezes [210] | 3-6,0-6 | |
| Franska öppna | 05/24 08:30 | 14 | [245] Elliot Benchetrit v Steven Diez [189] | 3-6,1-6 | |
| Franska öppna | 05/24 08:30 | 14 | [114] Yasutaka Uchiyama v Steven Diez [189] | Cancelled | |
| Challenger Rom | 04/27 08:00 | 25 | Flavio Cobolli v Steven Diez | 6-4,6-1 | |
| Challenger Rom | 04/20 11:45 | 25 | [177] Steven Diez v Andrea Pellegrino [288] | 6-1,2-6,3-6 | |
| Challenger Split | 04/13 11:30 | 25 | [176] Steven Diez v Maximilian Marterer [214] | 3-6,5-7 | |
| ATP Marbella | 04/05 12:35 | 19 | [177] Steven Diez v Nikola Milojevic [129] | 5-7,3-6 |
Wikipedia - Steven Diez
Steven Diez (Spanish: Díez, pronounced [ˈdi.eθ]; born March 17, 1991) is a Canadian and former Spanish professional tennis player. Raised primarily in and competing for Spain early in his career, he has since gone on to represent the country of his birth, Canada, in the Davis Cup. Diez was a member of the Canadian team that won the 2022 ATP Cup.