She was a teacher at Woodbrook Elementary School for 17 years.
Survivors include her husband, Thomas McMullen of Carmel, children Jackie Gist and Sean McMullen; and father-in-law and mother-in-law Marion and Dorothy McMullen of Monticello.
Services were in Carmel. Burial was in Our Lady of Peace Cemetery.
Memorials may be made to the Maureen McMullen Memorial Fund, in care of Woodbrook Elementary School, Carmel, IN.