Ieva Dumbauskaite (born 7 September 1994, in Klaipeda) is a Lithuanian beach volleyball player.
In 2013 Dumbauskaite and Monika Povilaityte became the first Lithuanian beach volleyball players to qualify for the world championships.
In 2014 the two were nominated for Best Female Team of the Year at the Lithuanian Sportsperson of the Year awards, but lost to the rowers Milda Valciukaite and Donata Vištartaite.