Ratko
Ratko is a male given name of Slavic origin, a diminutive form of such names: Ratibor, Ratimir etc., containing word rat meaning "war". The name may refer to:
- Ratko Čolić, Serbian footballer
- Ratko Đokić, "The Godfather", arms dealer, cigarette smuggler, murdered May 5, 2003
- Ratko Dautovski, Macedonian percussionist, interested in world percussion
- Ratko Delorko, German pianist, composer, producer and conductor
- Ratko Đokić, Yugoslavian-Swedish mob boss, a leader of the so-called "Cigarette Mafia"
- Ratko Dostanić, Serbian football head coach
- Ratko Glavina, Croatian actor
- Ratko Janev, physicist
- Ratko Kacian, Croatian footballer
- Ratko Mladić, Chief of Staff of the Bosnian Serb Army during the Bosnian War of 1992–1995
- Ratko Nikolić, Serbian handballer
- Ratko Ninković, football manager and former player from Bosnia-Herzegovina
- Ratko Perić, the Bishop of Mostar-Duvno and Apostolic Administrator of Trebinje-Mrkan
- Ratko Radovanović, basketball player
- Ratko Rudić, Croatian water polo coach
- Ratko Stevović, Montenegrin football manager
- Ratko Štritof, Croatian water polo player
- Ratko Svilar, former Serbian football goalkeeper
- Ratko Vansimpsen, Belgian footballer
- Ratko Varda, Serbian professional basketball player
- Ratko Vujović, Montenegrin political activist and soldier