Bulgarian-Serbian War

The term Bulgarian-Serbian War or Serbian-Bulgarian War may refer to:


 * Bulgarian-Serbian War (839-842)
 * Bulgarian-Serbian War (853)
 * Bulgarian-Serbian wars (917-924)
 * Bulgarian-Serbian War (1330)
 * Bulgarian-Serbian War (1885)
 * Bulgarian-Serbian War (1913), during the Second Balkan War
 * Bulgarian-Serbian War (1915-1918), during the First World War
 * Bulgarian-Serbian War (1941-1944), during the Second World War