Ildikó is a Hungarian feminine given name of Germanic origin, meaning "warrior". Notable persons with that name include:
Ildico (fl. 5th century AD), Ostrogoth princess
Ildikó Bánsági (born 1947), Hungarian actress
Ildikó Erdélyi (born 1955), Hungarian long jumper
Ildikó Keresztes, Hungarian singer and actress, see Hungary in the Eurovision Song Contest 2013
Ildikó Kishonti (1947–2009), Hungarian actress
Ildikó Mádl (born 1969), Hungarian chess player
Ildikó Schwarczenberger (1951–2015), Hungarian foil fencer
Ildikó Tóth (born 1966), Hungarian actress
Ildikó Újlaky-Rejtő (born 1937), Hungarian foil fencer