Marika Vaarik (since 1994 Marika Vaarik-Soo; born on October 13, 1962 in Kose) is an Estonian actress.

In 1991 she graduated Tallinn Pedagogical Institute in theatrical directing speciality (Estonian: näitejuhtimise eriala). 1987-1994 she worked at VAT Theatre, being also one of its founders. 1994-2005 she worked at Rakvere Theatre. Since 2009 she worked at NO99 Theatre. Besides theatrical roles she has also played on several films and television series. Vaarik is married to Mart Soo, composer, music teacher and guitarist of the ensemble Weekend Guitar Trio.

She is famously known for her role as Frida Arrak on the long running Estonian show The Vengeance Bureau (Estonian: Kättemaksukontor) from 2009-2013.