PETAR PEJAČEVIĆ Count of Virovitica (b. 20 February1804 – Retfala (nowadays part of Osijek), 15 April 1887)

Governer of the Osijek county

Membership of Society of Serbian Letters (SSL): honorary member from 11 June 1842

Membership of Serbian Learned Society (SLS): honorary member appointed on 29 July 1864