Bessy Malfa (Panagiota Vassilopoulou) is a Greek theater, film and television actress.

Her mother, Olga Malfa, was a painter, a graduate of the Vakalos School, while her father, Yiannis Vassilopoulos, belonged to the Navy. She has a brother, George Vasilopoulos. She graduated from the Greek-French School "Saint Joseph". She studied theater at the school of the Karolos Koun Art Theater, dance at the State Orchestral School of Dance and classical singing at the Athens Conservatory.

For her professional career, she preferred to use her mother's last name and this because when she was at the "Karolos Koun" Art Theater she worked simultaneously as a dancer-singer, while she was not allowed. She has participated in many successful TV series, movies and plays.