Twenty-one of 25 former champions were, had been, or would be ranked in the Top 20.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2006 |
Generali Ladies Linz
Austria, Linz |
Championship | Vera Zvonareva |
6-4
6-6 |
| 2006 |
Zurich Open
Switzerland, Zurich |
Championship | Katarina Srebotnik |
6-3
7-5 |
| 2006 |
Porsche Tennis Grand Prix
Germany, Stuttgart |
Championship | Jelena Jankovic |
7-6
6-3 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Liga MAPFRE de Tenis Men
|
Championship | Alejandro Davidovich Fokina |
1-6
2-6 |
| 2020 |
Liga MAPFRE de Tenis Men
|
Championship | Pablo Andujar |
6-3
6-4 |
| 2020 |
Liga MAPFRE de Tenis Men
|
Championship | Roberto Carballes Baena |
7-6
7-5 |
| 2020 |
Liga MAPFRE de Tenis Men
|
Championship | Pedro Martinez Portero |
6-2
6-2 |
| 2020 |
Italian Championships 2
|
Quarter Finals | Viktor Galovic |
6-3
6-4 |
| 2020 |
Region of Valencia
|
Championship | Roberto Bautista Agut |
1-6
1-6 |
| 2020 |
Region of Valencia
|
Championship | Alex de Minaur |
6-2
6-3 |
