Trajko Mitrović Jovanović (Serbian Cyrillic: Трајко Митровић; fl.
1904–1923), known by his nom de guerre Koporan Čauš (Копоран Чауш), was a Serbian Chetnik vojvoda (commander).
[1] He received his nickname after killing a çavuş, and wearing his bloody koporan (cape) afterwards.
[4] He joined the Royal Serbian Army as a volunteer in the Balkan Wars and World War I.
[5] He is mentioned in "Politika" newspaper as visiting Belgrade in late May 1923, a 40-year-old man riven with tuberculosis.