Twenty-one of 25 former champions were, had been, or would be ranked in the Top 20.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Mutua Madrid Open
|
1/32 | Andrea Petkovic |
6-3
7-5 |
| 2014 |
Garanti Koza WTA Tournament of Champions Final Stage
|
Final | Andrea Petkovic |
1-6
6-4 6-3 |
| 2014 |
Porsche Tennis Grand Prix
|
1/16 | Flavia Pennetta |
5-7
6-3 1-6 |
| 2010 |
Mutua Madrilena Madrid Open
Spain, Madrid |
Championship | Andrea Petkovic |
7-6
6-3 |
| 2010 |
Sony Ericsson Open
United States, Florida, Miami |
Championship | Andrea Petkovic |
3-6
6-3 0-6 |
| 2010 |
Dubai Duty Free Tennis Championships
|
Championship | Flavia Pennetta |
3-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Maria Sharapova |
7-5
6-1 |
| 2015 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Flavia Pennetta |
6-7
4-6 |
| 2015 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Simona Halep |
6-0
6-3 |
| 2015 |
Kremlin Cup By Bank Of Moscow
|
Quarter Finals | Lesia Tsurenko | |
| 2015 |
Kremlin Cup By Bank Of Moscow
|
1/8 | Flavia Pennetta |
6-2
6-4 |
| 2015 |
Tianjin Open
|
1/16 | Lyudmyla Kichenok |
3-6
5-7 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Roland Garros WTA
|
1/64 | Tsvetana Pironkova |
6-3
6-3 |
| 2020 |
Tipsport Charity Cup Women
|
Championship | Andrea Petkovic |
6-3
6-3 |
| 2020 |
Tipsport Charity Cup Women
|
Championship | Karolina Muchova |
1-6
3-6 |
| 2019 |
BGL BNP Paribas Luxembourg Open
|
1/8 | Antonia Lottner |
6-1
- |
| 2019 |
BGL BNP Paribas Luxembourg Open
|
1/16 | Andrea Petkovic |
0-6
6-4 6-4 |
