Željko

Željko, sometimes written Zeljko, is a South Slavic masculine given name.

In Croatia, the name Željko was among the most common masculine given names in the decades between 1950 and 1979, and was the most common name in the 1960s.

Notable people with the name include:


 * Željko Adžić (born 1965), Croatian footballer
 * Zeljko Babic (born 1976), Australian association football player
 * Željko Bebek (born 1945), Bosnian singer, lead vocalist of Bijelo dugme from 1974 to 1984
 * Željko Bilecki (1950–2023), Canadian soccer player
 * Željko Blagojević, Bosnian Serb long-distance runner
 * Željko Božić (born 1974), Serbian stuntman and actor
 * Željko Bogut (born 1969), Bosnian chess player and two time national champion
 * Željko Brkić (born 1986), Serbian football goalkeeper
 * Željko Čajkovski (1925–2016), Croatian football (soccer) player and coach
 * Željko Cicović (born 1971), Serbian football goalkeeper
 * Željko Đokić (born 1982), Serbian footballer
 * Željko Đurđić (born 1961), Serbian handball goalkeeper
 * Željko Filipović (born 1988), Slovenian footballer
 * Željko Franulović (born 1947), Croatian tennis player
 * Željko Gavrilović (born 1971), Serbian footballer
 * Željko Ivanek (born 1957), American actor of Slovenian-Croatian origin
 * Željko Ivanković (born 1954), Croatian writer from Bosnia and Herzegovina
 * Željko Janjetović, Bosnian diplomat, Ambassador Extraordinary and Plenipotentiary of Bosnia and Herzegovina to the Russian Federation
 * Željko Joksimović (born 1972), popular Serbian singer, composer, songwriter and producer
 * Željko Jovanović (disambiguation), multiple people
 * Željko Kalac (born 1972), Australian goalkeeper currently playing for Greek club Kavala
 * Željko Kalajdžić (born 1978), Serbian professional football midfielder
 * Željko Kerum (born 1960), Croatian entrepreneur and politician
 * Željko Komšić (born 1964), Bosnian-Herzegovinian politician
 * Željko Kopanja (1954–2016), Bosnian Serb newspaper editor and director of Nezavisne Novine
 * Željko Kopić (born 1977), Croatian football coach
 * Željko Kovačević (born 1981), Serbian footballer
 * Željko Krajan (born 1979), Croatian tennis player and coach
 * Željko Kuzmić (born 1984), Serbian football goalkeeper
 * Željko Lelek (born 1962), Bosnian Serb indicted for mass rape crimes in Višegrad during the Bosnian War
 * Željko Loparić (born 1939), Croatian philosopher, historian of the philosophy and university teacher
 * Željko Ljubenović (born 1981), Serbian football midfielder
 * (born 1948), Croatian cartoonist, animator and illustrator
 * Željko Malnar (1944–2013), writer and TV presenter
 * Željko Marasović, Croatian American composer of classical and film music
 * Željko Matuš (born 1935), Croatian footballer
 * Željko Mavrović (born 1969), Croatian boxer and entrepreneur
 * Željko Mijač (1954–2022), Croatian football player and manager
 * Željko Milinovič (born 1969), Slovenian footballer
 * Željko Milošević (born 1976), Serbian footballer
 * Željko Mitrakovič (born 1972), Slovenian football midfielder
 * Željko Mrvaljević (born 1981), Montenegrin football defenderer
 * Željko Nimš (born 1950), Croatian handball player
 * Željko Obradović (born 1960), Serbian basketball player and coach
 * Željko Pahek (born 1954), Croatian and Serbian comics creator and illustrator
 * Željko Pavlović (born 1971), Croatian football goalkeeper
 * Željko Perušić (1936–2017), Croatian footballer
 * Željko Pervan (born 1962), Croatian comedian
 * Željko Petrović (born 1965), Montenegro footballer and technical coach
 * Željko Polak (born 1976), Bosnian Serb football player
 * Zeljko Radovic (Austrian footballer) (born 1974), Austrian football player
 * Zeljko Ranogajec (born 1961), professional gambler from Australia
 * Željko Ražnatović (1952–2000), better known as Arkan, Serbian career criminal and later a paramilitary leader
 * Željko Rebrača (born 1972), Serbian basketball player
 * Željko Rohatinski (1951–2019), current Governor of the Croatian National Bank
 * Željko Samardžić (born 1955), Bosnian Serb pop-folk singer
 * Željko Senečić (1933–2018), Croatian film and television production designer, film director and screenwriter
 * Željko Sošić (born 1980), Montenegrin director
 * Željko Sopić (born 1974), Croatian football midfielder
 * Željko Stinčić (born 1950), Croatian footballer
 * Željko Šašić (born 1969), Serbian pop-folk singer
 * Željko Šturanović (born 1960), Montenegro politician
 * Željko Tadić (born 1974), Montenegrin footballer
 * Željko Tanasković (born 1967), Serbian volleyball player
 * Željko Turk (born 1962), Croatian politician
 * Željko Vincek (born 1986), Croatian sprinter who specializes in the 400 metres
 * Željko Vuković (footballer, born 1962), Croatian-born Austrian footballer
 * Željko Vuković (footballer, born 1963), Montenegrin footballer
 * Željko Zagorac (born 1981), professional basketball player