Ina Marija Bartaitė (May 2, 1996 – April 7, 2021) was a Lithuanian film actress. She was known for, among others, Peace to Us in Our Dreams and Seneca's Day.

Since a young age Bartaitė has been following her fathers, Šarūnas Bartas, footsteps acting in many films and accompanying her father to many award ceremonies. The first film Bartaitė has ever appeared in was Visions of Europe. An anthology film with a collection of short film projects by different directors. Her own father directed and wrote the segment "Children Loose Nothing" which Bartaitė had played in.