Vuk Lazarević (c. 1380–1410) was a Serbian prince and the younger son of Tsar Lazar, he was executed on July 6, 1410.

He was born sometime after 1380, his older brother Stefan

Stefan Lazarevic

Stefan Lazarević known also as Stevan the Tall was a Serbian Despot, ruler of the Serbian Despotate between 1389 and 1427. He was the son and heir to Prince Lazar, who died at the Battle of Kosovo against the Turks in 1389, and Princess Milica from the subordinate branch of the Nemanjić dynasty...

 birth was in 1377. After the Battle of Kosovo

Battle of Kosovo

The Battle of Kosovo took place on St. Vitus' Day, June 15, 1389, between the army led by Serbian Prince Lazar Hrebeljanović, and the invading army of the Ottoman Empire under the leadership of Sultan Murad I...

 in 1389, Vuk, his brother, mother and Jefimija began to take part in the control of Serbia

Serbia

Serbia , officially the Republic of Serbia , is a landlocked country located at the crossroads of Central and Southeast Europe, covering the southern part of the Carpathian basin and the central part of the Balkans...

. In the Battle of Ankara

Battle of Ankara

The Battle of Ankara or Battle of Angora, fought on July 20, 1402, took place at the field of Çubuk between the forces of the Ottoman sultan Bayezid I and the Turko-Mongol forces of Timur, ruler of the Timurid Empire. The battle was a major victory for Timur, and it led to a period of crisis for...

, Vuk was part of the Ottoman vassal army of his brother, together with the sons of Vuk Branković; Đurađ and Grgur, against the Mongol Empire

Mongol Empire

The Mongol Empire , initially named as Greater Mongol State was a great empire during the 13th and 14th centuries...

 under Tamerlan.

Death

After defecting during the battle of Kosmidion

Battle of Kosmidion

The Battle of Kosmidion, fought June 15, 1410, occurred during the Ottoman Interregnum and was fought between the forces of Musa Çelebi and the supporters of Suleyman Çelebi just outside the land walls of Constantinople. During the battle, some of Musa's vassals, including Vuk Lazarevic , deserted...

, Vuk was sent to Serbia, by Suleyman Celebi, to seize the lands of his brother Stefan

Stefan Lazarevic

Stefan Lazarević known also as Stevan the Tall was a Serbian Despot, ruler of the Serbian Despotate between 1389 and 1427. He was the son and heir to Prince Lazar, who died at the Battle of Kosovo against the Turks in 1389, and Princess Milica from the subordinate branch of the Nemanjić dynasty...

. However on his way there, he was captured in the city of Philippoplis by a vassal of Musa Celebi

Musa Çelebi

Musa Çelebi was an Ottoman prince and a co-ruler of the empire for three years during Ottoman Interregnum. - Background :...

. Vuk was sent to Musa and summarily executed for his betrayal at Kosmidion.