Mariana Duque Singles: 22 (15–7) Singles: 22 (15–7)

| Outcome | Date_ | Tournament | Surface | Opponent | Score |
|---|---|---|---|---|---|
| Winner | 2 March 2006 | Mazatlán , | Hard | Andrea Remynse | 6–2, 6–4 |
| Winner | 9 March 2006 | Los Mochis | Clay | Agustina Lepore | 6–2, 6–1 |
| Runner-up | 28 May 2006 | Monterrey | Hard | Betina Jozami | 3–6, 3–6 |
| Runner-up | 28 Aug 2006 | Bogota | Clay | Jesica Orselli | 5–7, 3–6 |
| Runner-up | 04 September 2006 | Caracas | Hard | Story Tweedie-Yates | 3–6, 3–6 |
| Winner | 11 September 2006 | Caracas | Clay | Florencia Molinero | 3–4 ret. |
| Runner-up | 06 Mar 2007 | Toluca | Hard | Stella Menna | 1–6, 5–7 |
| Winner | 27 March 2007 | Xalapa | Hard | Maria Vanina Garcia Sokol | 6–3, 7–6 |
| Winner | 30 September 2007 | Puerto Juárez | Clay | Soledad Esperón | 6–3, 7–5 |