This is a list of Croatian television related events from 2004.
- 24 April - The Croatian version of Pop Idol debuts on Nova TV.
- 5 June - Žanamari Lalić wins the first season of Hrvatski Idol.
- 18 September - The Croatian version of Big Brother debuts on RTL.
- 26 September - The first season of Big Brother is won by Saša Tkalčević.
- 24 April - Hrvatski Idol (2004-2005)
- 18 September - Big Brother (2004-2008, 2016–present)
- 25 October - Zabranjena ljubav (2004-2008)