Tennispalatsi (Swedish: Tennispalatset; lit. Tennis Palace), is an enclosed cultural and recreational center in Kamppi, Helsinki, Finland. It houses a Finnkino multiplex movie theatre, the Helsinki City Art Museum, the Museum of Cultures, and small shops.
Tennispalatsi was built in 1938 in preparation for the 1940 Summer Olympics. The functionalist building, which had four tennis courts, was designed by Helge Lundström. In the 1952 Summer Olympics the basketball preliminary games were held in Tennispalatsi.