In order to find out, we created a formula to determine every match's upset magnitude.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Rogers Cup
|
1/32 | Roberta Vinci |
6-0
6-0 |
| 2015 |
Nurnberger Versicherungscup
|
Final | Karin Knapp |
7-6
4-6 6-1 |
| 2015 |
Grand Prix SAR La Princesse Lalla Meryem
|
1/8 | Karin Knapp |
7-6
2-6 2-6 |
| 2013 |
US Open WTA
|
1/16 | Roberta Vinci |
4-6
3-6 |
| 2012 |
XXV Italiacom Open
|
1/16 | Roberta Vinci |
2-6
2-6 |
| 2012 |
Internazionali BNL d'Italia
|
1/32 | Karin Knapp |
4-6
6-2 2-6 |
| 2007 |
XXIV SNAI Open - Internazionali Femminili di Palermo
|
Championship | Karin Knapp |
6-2
2-6 3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Australian Open WTA
|
1/64 | Su-Wei Hsieh |
3-6
0-2 |
| 2016 |
US Open WTA
United States, New York, Flushing Meadows |
1/64 | Johanna Larsson |
4-6
2-6 |
| 2016 |
Cincinnati Masters, Qualification
|
1/12 (Special Qual) | Kurumi Nara |
6-1
7-5 |
| 2016 |
Cincinnati Masters, Qualification
|
1/24 (Special Qual) | Karin Knapp |
7-6
3-6 6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Internazionali BNL d'Italia
|
1/32 | Aleksandra Krunic |
2-6
6-0 6-3 |
| 2018 |
Swiss Women's Championship, Qualification
|
1/12 (Special Qual) | Kathinka Von Deichmann |
6-1
6-3 |
| 2018 |
Miami Open, Qualification
|
1/12 (Special Qual) | Viktorija Golubic |
4-6
3-6 |
| 2018 |
Miami Open, Qualification
|
1/24 (Special Qual) | Roberta Vinci |
7-5
1-6 2-6 |
