Ji.hlava International Documentary Film Festival (Czech: Mezinárodní festival dokumentárních filmů Ji.hlava), also known as MFDF Ji.hlava or Ji.hlava IDFF, is a documentary film festival that takes place annually in Jihlava, Czech Republic, typically in late October.

[3] Ji.hlava IDFF is a founding member of Doc Alliance, a coalition of seven European documentary film festivals.

[4] The festival featured 376 films in 2022, and over 1,000 film professionals participated in the Ji.hlava Industry Programme, which includes initiatives such as Emerging Producers, Festival Identity,[5] and Conference Fascinations.

[6] The festival features six competition sections: In addition to the main award, jurors of Opus Bonum also recognize achievements in best cinematography, editing, sound design, and outstanding formats, including categories for best film essay, best debut, and best film from Central and Eastern Europe (Between the Seas).

The festival also includes special sections dedicated to thematic selections and various styles of documentary filmmaking, such as: