Eugen Derocco (Serbian: Евжен Дероко, romanized: Evžen Deroko; 19 August [O.S.

He is best known as the pioneer of Serbian and Yugoslavian philately and author of numerous philatelic books and papers.

His father Jovan Derocco, an art teacher, originated from Dubrovnik,[4] and his mother Katarina from Vienna.

On 6 November 1920, he was named deputy director of the State Railways, a position he held until his retirement on 2 October 1924.

Eugen's paternal grandfather Marco DeRocco moved from Venice to Dubrovnik in 1808.

[5] Her uncle was Jovan Đorđević, the founder of the Serbian National Theatre, and her cousin was writer Stevan Sremac.

[10] They had two sons: Aleksandar, famous architect, and Jovan, and a daughter named Natalija "Talica".

[4] He was member of the jury on many international philatelic exhibitions, including the 1911 Vienna exhibition, IPOSTA 1930 in Berlin, WIPA 1933 in Vienna, SITEB 1935 in Brussels, Ostropa 1935 in Königsberg, Praga 1938 in Prague, and was president of the jury at the 1937 ZEFIB in Belgrade.

[4] Derocco's collection of Serbian postage stamps and postal stationeries was destroyed in the World War I.

He sold another one of his notable collections, that of Slovenian stamps, during the World War II because he fell to poverty.