Ingrid Isotamm (born May 3, 1979) is an Estonian stage, film, radio and television actress.

Ingrid Isotamm was born in the small borough of Palamuse in Jõgeva County in 1979. Her father was Gunnar Isotamm (1948–2003) and her mother is Lea Isotamm (née Kaukver). Both of her parents were authors. She graduated secondary school from the Oskar Luts Palamuse Gymnasium in 1997. Afterwards she studied acting under the supervision of actor and teacher Andres Noormets at the University of Tartu Viljandi Culture Academy in Viljandi, graduating in 2001.

Ingrid Isotamm is married to actor and theatre director Andres Dvinjaninov. The couple had a daughter born in 2011. They currently reside in Tallinn.