Lourdes Domínguez Lino was the defending champion, but lost in the second round to

Mariana Duque-Mariño Mariana may refer to: Literature * ''Mariana'' (Dickens novel), a 1940 novel by Monica Dickens * ''Mariana'' (poem), a poem by Alfred Tennyson, 1st Baron Tennyson * ''Mariana'' (Vaz novel), a 1997 novel by Katherine Vaz Music *"Mariana", a so ...

.
Lara Arruabarrena Vecino won the title, defeating Alexandra Panova in the final with the score of 6–2, 7–5.
All seeded players lost in the first or second round.

Seeds

Draw

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

Main Draw

Qualifying Draw
{{DEFAULTSORT:2012 Copa Sony Ericsson Colsanitas - Singles Copa Sony Ericsson Colsanitas - Singles

2012 Singles 1 (one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit of counting or measurement. For example, a line segment of ''unit length'' is a line segment of length 1. I ...