| | |
| Los Mochis $10,000 Clay | Apr 13 2008 |
| 1 | Granillo - Josymar Escalona | 7-5 6-3 |
| 2 | Daniela Munoz Gallegos(1) - Granillo | 6-4 6-1 |
| | |
| Mazatlan $10,000 Hard | Apr 20 2008 |
| Qual 1 | Natalia Ryzhonkova(7) - Granillo | 6-4 6-74 6-4 |
| | |
| Toluca $10,000 Hard | Apr 27 2008 |
| Qual 1 | Granillo(13) - Diane Cheymol | 6-1 7-5 |
| Qual 2 | Theresa Logar(8) - Granillo(13) | 6-3 6-2 |
| | |
| Monterrey $100,000 Hard | Aug 10 2008 |
| Qual 1 | Kelly Liggan - Granillo | 6-2 6-2 |
| | |
| Celaya $10,000 Clay | Sep 14 2008 |
| 1 | Granillo - Marcela Zacarias | 6-2 6-0 |
| 2 | Zuzana Zemenova(8) - Granillo | 6-4 5-7 6-0 |
| | |
| Chihuahua $10,000 Clay | Sep 21 2008 |
| 1 | Granillo - Paola Cos | 6-2 6-0 |
| 2 | Amanda Marie Taylor - Granillo | 6-4 6-4 |
| | |
| Juarez $50,000 Clay | Oct 5 2008 |
| 1 | Maria Fernanda Alvarez Teran - Granillo | 6-1 6-0 |
| | |
| San Luis Potosi $25,000 Hard | Oct 12 2008 |
| 1 | Eva Fernandez-Brugues - Granillo | 7-66 6-4 |
| | |
| Mexico City $25,000 Hard | Oct 19 2008 |
| Qual 1 | Dominika Dieskova(13) - Granillo | 2-6 6-1 7-5 |
| | |
| Mexico City $10,000 Hard | Oct 26 2008 |
| 1 | Granillo - Alejandra Lozano | 6-2 6-0 |
| 2 | Granillo - Dominika Dieskova(7) | 6-1 7-67 |
| QF | Estefania Craciun(2) - Granillo | 6-4 6-2 |
| | |
| Mexico City $10,000 Hard | Nov 2 2008 |
| 1 | Nathalia Rossi(4) - Granillo | 6-1 6-2 |
| | |
| Queretaro $10,000 Hard | Nov 16 2008 |
| 1 | Marina Giral Lores(5) - Granillo | 6-1 6-0 |
| | |
| Puebla $25,000 Hard | Nov 23 2008 |
| Qual 1 | Chloe Jones - Granillo(14) | 7-69 6-3 |