Billy Konstantopoulou (1928-2018) was a Greek actress. She graduated from the National Theater Drama School. She participated in several films in the 40s and 50s, most notable as a co-star in The Drunkard (1950). She was married to Nikos Dendramis, a legendary stage actor of the early 20th century. Eventually, she abandoned acting and devoted her self to her family. In 2004, she published a detailed biography of her late husband. She passed away in 2018.