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| Fed Cup Zonal Gr I Clay | Feb 6 2010 |
| | Veronica Cepede -par - Castiblanco | 6-2 6-1 |
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| Cali $75,000 Clay | Feb 14 2010 |
| 1 | Anastasiya Yakimova(7) - Castiblanco | 6-2 6-3 |
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| Bogota International Clay | Feb 21 2010 |
| Qual 1 | Laura Pous-Tio - Castiblanco | 6-3 6-0 |
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| Metepec $10,000 Hard | Mar 14 2010 |
| 1 | Lena Litvak(6) - Castiblanco | 7-5 6-4 |
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| Irapuato $25,000 Hard | Mar 21 2010 |
| Qual 1 | Amanda Elliott - Castiblanco(5) | 6-3 6-2 |
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| Rio de Janeiro $25,000 Clay | May 9 2010 |
| 1 | Bianca Botto - Castiblanco | 6-2 6-1 |
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| Rio de Janeiro $25,000 Clay | May 16 2010 |
| Qual 1 | Castiblanco(1) | bye |
| Qual 2 | Carolina Zeballos - Castiblanco(1) | 7-5 7-65 |
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| Cordoba $10,000 Clay | Jun 13 2010 |
| 1 | Castiblanco(7) - Catalina Pella | 6-4 2-6 6-2 |
| 2 | Castiblanco(7) - Estefania Donnet | 6-4 6-4 |
| QF | Paula Ormaechea(4) - Castiblanco(7) | 6-4 6-4 |
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| Buenos Aires $10,000 Clay | Jun 20 2010 |
| 1 | Castiblanco(8) - Gabriella Barbosa-Costa Silva | 6-1 6-4 |
| 2 | Catalina Pella - Castiblanco(8) | 7-5 1-6 7-65 |
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| Buenos Aires $10,000 Clay | Jun 27 2010 |
| 1 | Castiblanco(8) - Karen Ramirez Rivera | 6-1 6-1 |
| 2 | Luciana Sarmenti - Castiblanco(8) | 6-75 6-3 6-0 |
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| Bogota $25,000 Clay | Jul 18 2010 |
| 1 | Mailen Auroux(4) - Castiblanco | 6-4 4-6 6-3 |
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| La Paz $10,000 Clay | Jul 25 2010 |
| 1 | Castiblanco(1) - Natali Coronel | 6-1 6-0 |
| 2 | Castiblanco(1) - Beatriz Maria Martins Cecato | 7-5 6-3 |
| QF | Castiblanco(1) - Karen Ramirez Rivera(5) | 7-66 7-61 |
| SF | Castiblanco(1) - Marie Elise Casares(6) | 6-4 6-3 |
| F | Castiblanco(1) - Daniela Seguel | 6-4 6-3 |
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| Cochabamba $10,000 Clay | Aug 1 2010 |
| 1 | Castiblanco(1) - Melina Ferrero | 6-0 6-2 |
| 2 | Castiblanco(1) - Daniela Trigo | 6-3 6-71 6-0 |
| QF | Castiblanco(1) - Karen Ramirez Rivera(6) | 5-7 7-5 6-4 |
| SF | Estefania Donnet(3) - Castiblanco(1) | 6-2 4-6 6-4 |
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| Santa Cruz $10,000 Clay | Aug 8 2010 |
| 1 | Castiblanco(5) - Karina Venditti | 6-75 6-4 6-2 |
| 2 | Guadalupe Perez Rojas - Castiblanco(5) | 2-6 6-3 7-62 |
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| Buenos Aires $10,000 Clay | Aug 29 2010 |
| 1 | Castiblanco(5) - Victoria Bosio | 6-2 6-3 |
| 2 | Daniela Seguel - Castiblanco(5) | 6-4 6-1 |
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| Santa Fe $10,000 Clay | Sep 5 2010 |
| 1 | Castiblanco(4) - Belen Luduena | 6-2 6-4 |
| 2 | Camila Silva - Castiblanco(4) | 6-2 6-2 |
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| Buenos Aires $10,000 Clay | Sep 12 2010 |
| 1 | Castiblanco(3) - Florencia Di Biasi | 6-2 6-3 |
| 2 | Castiblanco(3) - Carla Bruzzesi Avella | 6-4 7-5 |
| QF | Castiblanco(3) - Karolina Nowak(7) | 6-3 6-2 |
| SF | Carla Lucero(1) - Castiblanco(3) | 6-1 3-6 6-4 |
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| Aruja $10,000 Clay | Oct 3 2010 |
| 1 | Castiblanco(7) - Giovanna Tomita | 6-2 6-3 |
| 2 | Teliana Pereira - Castiblanco(7) | 6-0 6-2 |
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| Londrina $10,000 Clay | Oct 10 2010 |
| 1 | Castiblanco(8) - Sofia Luini | 6-2 6-2 |
| 2 | Catalina Pella - Castiblanco(8) | 6-4 6-4 |
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| Lima $10,000 Clay | Oct 17 2010 |
| 1 | Castiblanco(3) | bye |
| 2 | Patricia Iveth Ku Flores - Castiblanco(3) | 6-4 6-2 |
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| Bogota $10,000 Clay | Oct 31 2010 |
| 1 | Castiblanco(2) - Mariajose Cardona | 6-0 6-1 |
| 2 | Castiblanco(2) - Laura Ucros | 7-63 6-4 |
| QF | Castiblanco(2) - Mariana Demichelli Vergara(8) | 6-3 6-4 |
| SF | Castiblanco(2) - Melissa Bolivar | 6-1 6-0 |
| F | Adriana Perez - Castiblanco(2) | 6-1 1-6 6-1 |
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| Bogota $10,000 Clay | Nov 7 2010 |
| 1 | Castiblanco(2) - Sindy Cespedes | 6-0 6-0 |
| 2 | Castiblanco(2) - Alexandra Moreno-Kaste | 6-0 6-0 |
| QF | Castiblanco(2) - Fernanda Brito | 6-2 6-2 |
| SF | Nataly Yoo - Castiblanco(2) | 7-62 4-6 6-3 |
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| Bogota $10,000 Clay | Nov 14 2010 |
| 1 | Castiblanco(2) - Daniela Vidal | 6-2 7-5 |
| 2 | Castiblanco(2) - Mariana Demichelli Vergara | 6-4 6-3 |
| QF | Karen Ramirez Rivera(7) - Castiblanco(2) | 6-0 1-6 6-4 |
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| Concepcion $10,000 Clay | Nov 28 2010 |
| 1 | Castiblanco(1) - Francesca Rescaldani | 7-5 6-3 |
| 2 | Castiblanco(1) - Cecilia Mercier | 6-2 6-1 |
| QF | Josanne Van Bennekom - Castiblanco(1) | 7-5 6-1 |
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| Rio de Janeiro $25,000 Clay | Dec 5 2010 |
| Qual 1 | Castiblanco(6) | bye |
| Qual 2 | Castiblanco(6) - Mariah Plauth | 6-4 7-610 |
| 1 | Castiblanco - Alizé Lim(5) | 0-6 6-4 4-1 |
| 2 | Vivian Segnini - Castiblanco | 6-3 6-2 |