Delfine Persoon ([d?l.fin p?r'so?n]; born 14 January 1985) is a Belgian professional boxer.
She held the IBF female lightweight title in 2012 and the WBC female lightweight title from 2014 to June 2019, losing the title in a unification fight against Katie Taylor for the undisputed lightweight championship.
As of November 2019, she is ranked as the world’s best active super featherweight, and the best active pound for pound female fighter by BoxRec.