Niki Triantafyllidi (Athens, November 27, 1942 - Athens, May 13, 2013) was a Greek actress, director and writer. She was the daughter of composer Panos Triantafyllidis. She graduated from the Drama School of the National Theatre. She made her theatrical debut in 1963, in the play "The House of Bernarda Alba" by Federico García Lorca with the Aleka Katseli troupe. She acted in several Greek films. She collaborated with important directors such as Alexis Minotis, Minos Volanakis, Lefteris Charoni...