| 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 - Stettin | 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 - Forlì | 06/17 15:30 | 27 | [204] Tomas Martin Etcheverry v Steven Diez [191] | 4-6,6-3,6-2 | |
| Challenger - Forlì | 06/16 11:40 | 26 | [300] Camilo Ugo Carabelli v Steven Diez [191] | 2-6,6-7 | |
| Challenger - Forlì | 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 | |
| French Open | 05/26 08:30 | 15 | [189] Steven Diez v Joao Menezes [210] | 3-6,0-6 | |
| French Open | 05/24 08:30 | 14 | [245] Elliot Benchetrit v Steven Diez [189] | 3-6,1-6 | |
| French Open | 05/24 08:30 | 14 | [114] Yasutaka Uchiyama v Steven Diez [189] | Cancelled | |
| Challenger - Rome | 04/27 08:00 | 25 | Flavio Cobolli v Steven Diez | 6-4,6-1 | |
| Challenger - Rome | 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.