KK Železničar

KK Železničar may refer to:
 * Basketball teams in Serbia
 * KK Železničar Beograd, based in Belgrade
 * KK Železničar Čačak, based in Čačak (1949–present)
 * KK Železničar Inđija, based in Inđija (1970–present)
 * KK Železničar Lajkovac, based in Lajkovac (1978–present)
 * Basketball teams in Slovenia,
 * Železničar Ljubljana, based in Ljubljana (1943–1960)
 * Železničar Maribor, based in Maribor (1946–2006)