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| US Open Hard | Sep 12 2010 |
| Qual 1 | Valeria Savinykh - De Los Rios(14) | 6-3 6-4 |
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| Copenhagen International Hard | Aug 8 2010 |
| 1 | Klara Zakopalova(7) - De Los Rios | 6-3 6-76 6-0 |
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| Bucharest $75,000 Clay | Aug 1 2010 |
| 1 | Florencia Molinero - De Los Rios(2) | 6-4 3-6 6-1 |
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| Portoroz International Hard | Jul 25 2010 |
| 2 | Anastasia Pavlyuchenkova(3) - De Los Rios | 6-3 6-0 |
| 1 | De Los Rios - Andreja Klepac-WC | 6-3 6-4 |
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| Palermo International Clay | Jul 18 2010 |
| 1 | Kaia Kanepi(5) - De Los Rios | 7-5 6-4 |
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| Best results: |
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| | | | Austr. O. | Roland G. | Wimbled. | US Open |
| 1993 | | | | 1 |
| 1994 | 1 | | | |
| 1995 | | | | |
| 1996 | | | | |
| 1997 | | | | |
| 1998 | | | | |
| 1999 | | | | |
| 2000 | | 4 | 1 | 1 |
| 2001 | 2 | 2 | 1 | 1 |
| 2002 | 2 | 3 | 2 | 2 |
| 2003 | 1 | 1 | 1 | q2 |
| 2004 | | q3 | | q1 |
| 2005 | | | | |
| 2006 | | | | q1 |
| 2007 | | 1 | q2 | q1 |
| 2008 | q2 | 1 | 1 | 2 |
| 2009 | 1 | 1 | 2 | 1 |
| 2010 | 1 | 2 | 1 | q1 |
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| Win/loss | Clay | Hard | Carpet | Grass | Total |
| Since 1993 | 138/93 | 150/129 | 4/3 | 7/11 | 301/238 |
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