Ona Carbonell Ballestero (born 5 June 1990) is a Spanish synchronized swimmer.
![]() | This article relies largely or entirely on a single source. (July 2021) |
Carbonell competed at the 2012 Summer Olympics, where she won the silver medal in the women's duet, with Andrea Fuentes, and a bronze medal in the team event.[1] She competed in the women's duet at the 2016 Summer Olympics, with Gemma Mengual, finishing in fourth place.[1]