Märta Eleonora Tikkanen (née Cavonius; born 3 April 1935) is a Swedish-speaking Finnish writer.

Born in Helsinki, she has worked as a reporter for Hufvudstadsbladet from 1956 to 1961.

She graduated from the University of Helsinki, Master of Arts in 1958 and received a Master of Philosophy in 1961.

A film based on her book Manrape (Män kan inte våldtas, "Men Can't Be Raped"), directed by Jörn Donner, was released in 1978.

This article about a Finnish writer or poet is a stub.