Johan Heldenbergh (born 9 February 1967) is a Belgian actor, playwright, screenwriter, theatre director and film director.

He gained international fame by starring in films, including A Day in a Life (2007), Moscow, Belgium (2008), The Misfortunates (2009), The Broken Circle Breakdown (2012) and The Zookeeper's Wife (2017).

For 19 years he lived together with the Flemish actress Joke Devynck in Hofstade in Aalst, Belgium.

On 17 September 2013 it became public that both actors separated.

Together with Arne Sierens Heldenbergh forms the initiative Compagnie Cecilia (founded in 2006).