| Challenger - Barletta | 04/01 13:15 | 25 | [254] Enrico Dalla Valle v Steven Diez [327] | 2-6,6-0,6-3 | |
| Challenger - Gérone | 03/25 11:15 | 19 | [334] Felix Gill v Steven Diez [329] | Retired | |
| Challenger - Gérone | 03/24 10:20 | 14 | Carlos Taberner v Steven Diez | Cancelled | |
| Challenger - Hambourg | 03/11 13:55 | 25 | [271] Henri Squire v Steven Diez [308] | 6-2,6-4 | |
| ITF - M15 Torello | 03/07 09:25 | 26 | Federico Iannaccone v Steven Diez | 7-6,6-3 | |
| ITF - M15 Torello | 03/06 11:40 | 25 | Kane Bonsach Ganley v Steven Diez | 3-6,3-6 | |
| Challenger - Tenerife | 02/20 15:45 | 25 | [316] Steven Diez v Franco Agamenone [205] | 5-7,6-3,2-6 | |
| Challenger - Tenerife | 02/19 12:00 | 19 | [295] Gastao Elias v Steven Diez [316] | Retired | |
| Challenger - Tenerife | 02/18 14:05 | 14 | [472] Imanol L Morillo v Steven Diez [316] | 4-6,3-6 | |
| Challenger - Glasgow | 02/15 12:30 | 26 | Nicola Kuhn v Steven Diez | 6-3,6-1 | |
| Challenger - Glasgow | 02/13 14:30 | 25 | [419] Yshai Oliel v Steven Diez [316] | 4-6,7-5,6-7 | |
| Challenger - Nottingham | 02/04 14:25 | 14 | [318] Steven Diez v Ben Jones [228] | 4-6,4-6 | |
| Challenger - Koblenz | 01/28 09:00 | 14 | [487] Kenny de Schepper v Steven Diez [315] | 6-3,6-2 | |
| Challenger - Ottignies | 01/22 15:00 | 14 | [315] Steven Diez v Michael Geerts [291] | 3-6,3-6 | |
| Challenger Nonthaburi | 01/09 05:50 | 25 | [396] Hiroki Moriya v Steven Diez [314] | 6-3,6-0 | |
| United Cup | 01/03 06:30 | - | [6] Stefanos Tsitsipas v Steven Diez [314] | 6-2,6-3 | |
| United Cup | 12/31 01:05 | - | [314] Steven Diez v Nicolas Jarry [19] | 5-7,4-6 | |
| Challenger Maspalomas | 11/28 15:00 | 25 | [265] Steven Diez v Raul Brancaccio [190] | 4-6,2-6 | |
| Challenger Valencia | 11/19 11:00 | 14 | [394] Carlos Lopez Montagud v Steven Diez [265] | 6-0,6-2 | |
| Drummondville, Canada | 11/14 23:30 | 25 | [265] Steven Diez v Liam Draxl [297] | 4-6,7-6,1-6 | |
| Challenger Calgary | 11/09 18:45 | 26 | [270] Steven Diez v Aziz Dougaz [242] | 3-6,2-6 | |
| Challenger Calgary | 11/07 18:50 | 25 | [317] Juan Carlos Aguilar v Steven Diez [270] | 3-6,6-1,3-6 | |
| Challenger - Shenzhen | 10/19 04:00 | 26 | [436] Yan Bai v Steven Diez [268] | 3-6,6-1,6-4 | |
| Challenger - Shenzhen | 10/16 05:10 | 26 | [471] Nam Hoang Ly v Steven Diez [268] | 4-6,1-6 | |
| Challenger - Shenzhen | 10/11 04:05 | 25 | [85] Nuno Borges v Steven Diez [269] | 7-5,6-2 | |
| Shanghai, Chine | 10/03 08:15 | 15 | [147] Terence Atmane v Steven Diez [268] | 7-6,6-2 | |
| Shanghai, Chine | 10/02 10:30 | 14 | [378] Nam Hoang Ly v Steven Diez [268] | 6-2,4-6,3-6 | |
| Challenger Sibiu | 09/18 13:00 | 25 | [259] Steven Diez v Riccardo Bonadio [220] | 2-6,5-7 | |
| Challenger Szczecin | 09/11 09:30 | 19 | [250] Steven Diez v Paulson, Andrew [350] | 3-6,1-6 | |
| Challenger Szczecin | 09/10 09:45 | 14 | [252] Steven Diez v Szymon Kielan [301] | 6-1,7-5 |
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.