Mikko Esa Juhani Heikka (born 19 September 1944 in Ylitornio) is a Finnish former bishop of the Evangelic Lutheran Church.
He was ordained into priesthood in 1968 and became a Doctor of Theology from the University of Helsinki in 1983.
He was appointed the first Bishop of Espoo in 2004.
He is married with four adult children; Henrikki, Taneli, Sakari and Rebekka.The bishop's hobbies include music; he has mentioned he loves baroque music.