Nogometni klub Olimpija Ljubljana (Slovene pronunciation: [nɔɡɔˈméːtni ˈklúːp ɔˈlìːmpija ljubˈljàːna]; English: Olimpija Ljubljana Football Club), commonly referred to as NK Olimpija Ljubljana or simply Olimpija, was a Slovenian association football club based in Ljubljana. The club was founded in 1945 under the name NK Enotnost and adopted the name Olimpija in 1962.