Petro Stojan

Petro Stojan
Born	Пётр Евстафьевич Стоян (1884-06-22)June 22, 1884 Izmail, Bessarabia (today Ukraine)
Died	May 3, 1961(1961-05-03) (aged 76) Nice, France
Alma mater	Richelieu Lyceum (today's Odesa University)
Occupation(s)	Esperantist, bibliographer, lexicographer

Petro Evstaf'evic Stojan (Russian: Пётр Евстафьевич Стоян, also known by the pseudonyms Ribaulb, Radovich and Šulerc) (June 22, 1884 in Izmail, Bessarabia — May 3, 1961 in Nice) was a Russian esperantist, bibliographer and lexicographer and a member of the Esperanto Language Committee (Lingva Komitato) from 1914.