Erik Ruus (until 1986 Erik Molodov, pseudonym Erik Moldov; born on 23 April 1962 in Elva) is an Estonian actor.
In 1982 he graduated from Viljandi Culture Academy. Between 1985 and 1995 and 1996 and 2009, he was an actor at the Rakvere Theatre. From 1995 and 1996, he was an actor at the Endla Theatre in Pärnu. Since 2009, he has been a freelance actor. Besides stage roles he has also acted on films and television series.