Ognjen (Serbian Cyrillic: Огњен, pronounced [ǒɡɲen]) is a South Slavic given name, popular in former Yugoslav countries, derived from the word oganj meaning "fire" and may refer to:

• Ognjen Amidžić, Serbian TV host
• Ognjen Aškrabić (born 1979), Serbian professional basketball player
• Ognjen Cvitan (born 1961), Croatian (formerly Yugoslavian) chess grandmaster
• Ognjen Filipović (born 1973), Yugoslav-born sprint canoeist
• Ognjen Koroman (born 1978), Serbian footballer
• Ognjen Kuzmić, Serbian professional basketball player
• Ognjen Lekić (born 1982), Serbian professional football player
• Ognjen Mudrinski (born 1991), Serbian footballer
• Ognjen Petrović (1948–2000), Serbian goalkeeper
• Ognjen Prica (1899–1941), Yugoslav left-wing politician
• Ognjen Stojanović (born 1990), Serbian triathlete
• Alberto Ognjen Štriga (1821–1897), Croatian reformer, composer and musician
• Ognjen Sviličić (born 1971), Croatian screenwriter and film director
• Ognjen Tadić (born 1974), Serb politician
• Ognjen Topic (born 1986), American Muay Thai champion
• Ognjen Vranješ (born 1989), Bosnian Serb professional footballer
• Ognjen Vukojević (born 1983), Croatian footballer who plays as a defensive midfielder
• Ognjen Jaramaz (born 1993), Serbian professional basketball player
• Ognjen Đerić (born 1994),French professional handball player
• Ognjen Milić (born 2005),Professional basketball player

• All pages with titles containing Ognjen
• Ognjenović
• Slavic names