Finland: Helsinki - Singles - Qualification
World: Davis Cup - World Group I - Singles - Main
France: Cassis - Singles - Main
Bulgaria: Sofia - Singles - Main
Germany: Bonn - Singles - Main
Serbia: M25 Belgrade - Singles - Main
Select tournament type
Wallin Olle Stats, Results & Fixtures
- Show:
 Greece: Athens 2 - Singles - Main | |||||||
|---|---|---|---|---|---|---|---|
| 1/16-finals | Callejon H. S. | Wallin O. | 2:0 (6:2, 6:2) | details | 25.11.2025 | ||
 Portugal: M25 Vale do Lobo 3 - Singles - Main | |||||||
| Semi-finals | Wallin O. | Kravchenko G. | 0:2 (2:6, 3:6) | details | 22.11.2025 | ||
| Quarter-finals | Nijboer R. | Wallin O. | 1:2 (6:2, 2:6, 1:6) | details | 21.11.2025 | ||
| 1/8-finals | Braynin A. | Wallin O. | 0:2 (4:6, 62:7) | details | 20.11.2025 | ||
| 1/16-finals | Valdoleiros G. | Wallin O. | 0:2 (1:6, 4:6) | details | 19.11.2025 | ||
- Show:
 USA: Fairfield - Doubles - Main | |||||||
|---|---|---|---|---|---|---|---|
| Semi-finals | Popko D./Wallin O. | Rosenkranz M./Wiskandt M. | 1:2 (1:6, 6:3, 2:10) | details | 11.10.2025 | ||
| Quarter-finals | Popko D./Wallin O. | Fenty A./Milavsky D. | 2:1 (7:65, 1:6, 10:7) | details | 10.10.2025 | ||
| 1/8-finals | Godsick N./van Loben Sels E. | Popko D./Wallin O. | 1:2 (4:6, 6:4, 8:10) | details | 09.10.2025 | ||
| Sweden: Bastad - Doubles - Main | |||||||
| 1/8-finals | Wallin O./Ymer E. | Arribage T./Barrios Vera T. | 0:2 (3:6, 3:6) | details | 14.07.2025 | ||
 Belgium: M15 Duffel - Doubles - Main | |||||||
| 1/8-finals | Beaupain S./Van Der Meerschen M. | Johansson O./Wallin O. | 2:0 (6:3, 7:5) | details | 17.06.2025 | ||
