Ria Kataja (born 15 October 1975, in Tampere) is a Finnish actress.
Kataja studied at the Theatre Academy Helsinki.
She was seen in a television series Kotikatu since 2003 and in Taivaan tulet since 2007.
She has also appeared in several films, such as Black Ice (2007) and Open Up to Me (2013).
[1] Ria Kataja was married to actor Tommi Eronen, and together they have two children.