Katrin Pärn (born May 20, 1977) is an Estonian stage, film and television actress and singer. Katrin Pärn was born in Tallinn to actor, theatre founder, and director Eino Baskin (1929–2015) and actress and politician Malle Pärn (born 1945).

She had one older half-brother, actor Roman Baskin (1954–2018), from her father's first marriage to actress Ita Ever. She attended primary and secondary schools in Tallinn before enrolling at the EMA Higher Drama School (now, the Estonian Academy of Music and Theatre), graduating in 2000 under the direction of Ingo Normet. In 2008, she received a master's degree in the dramatic arts from the Estonian Academy of Music and Theatre.