Petar Lubarda, 27 July 1907 - 13 February 1974) was a Montenegrin painter, considered to be an influential figure on post-war painting in former Yugoslavia. Lubarda was member of the Serbian Academy of Sciences and Arts (SASA). Before his death Lubarda left a letter in which he demanded that on every occasion it should be noted that he is of Serbian nationality. This letter is now deposed in the Archives of SASA. His most preferred subject was The Battle of Kosovo, which Lubarda painted in various formats in more than 30 versions.
He was born in Ljubotinj, near Cetinje, Principality of Montenegro. He studied painting in Belgrade and Paris. From 1932 until his death he lived in Belgrade, with exception of period 1946 - 1950 when he was professor at Art School of Herceg Novi. His work is inspired by Serbian history and Montenegrin landscape. He won many awards, in Europe, Brazil and on Tokyo Biennale.