Eleni Randou or Helen Rantou (Greek: Ελένη Ράντου) is a Greek actress. She was born in 1965 in Egaleo, an Athens suburb, and is a graduate of the National Theater of Greece.

She initially participated in TV shows of the Greek national television in the '80s, and rose to stardom through TV series in which she co-starred and in many cases co-edited the script. She is married to Greek rock star Vasilis Papakonstantinou. Their daughter Nikoleta was born in 1995.