Lavrentije was born as Živko Trifunović in the village of Bogoštica near Krupanj, district of Rađevina, on Saint Sava day on 27 January 1935.

[1] For two and a half years he was a professor of theology at Krka Monastery and at the same time a parish priest in Ivoševci.

[1] He was elected to the episcopal rank on 1 June 1967, and ordained on 16 August 1967 in St. Michael's Cathedral, Belgrade.

[1] In 1969 Lavrentije was appointed diocesan bishop of the Eparchy of Western Europe and Australia,[2] and enthroned in March 1969 in London.

He continued the activities of his predecessor through the missionary publishing house "Glas Crkve" of the Diocese of Šabac and Valjevo, they printed a large number of books, established an Orthodox radio and TV station.

[citation needed] As a representative and envoy of the Serbian Orthodox Church, he participated in many inter-church meetings and gave lectures and reports.

Lavrentije collected medical aid in Europe, where he previously served as a bishop, in the form of beds and apparatus for dialysis for the Šabac hospital in 2012.