Maiken Pius (until 2019 Maiken Schmidt; born April 17, 1985) is an Estonian actor.

She graduated from Kilingi-Nõmme High School in 2003. In 2006, she graduated from Tallinn University with a degree in choreography, and in 2012 from the Estonian Academy of Music and Theater School of Performing Arts. She has been an actress at the Tallinn City Theater since 2012. Her husband is actor Priit Pius, their son was born on March 22, 2018. They married in July 2019. On March 18, 2020, they had a daughter.