Marcela Eliana Acuña (born 16 October 1976) is an Argentine professional boxer and part-time politician.
She has held multiple super bantamweight world titles, including the IBF title since 2018; the WBA title from 2006 to 2008; the WBC title twice between 2008 and 2010; the WBO title from 2013 to 2014; the IBF title from 2016 to 2018; and the WBA interim featherweight title in 2016.
As of November 2019, she is ranked as the world’s best active super bantamweight, and the worlds ninth best active pound for pound female fighter by BoxRec.