Bishop Ante Ivas (born 26 December 1939) is a Croatian Roman Catholic prelate who served as the Diocesan Bishop of Šibenik since 5 February 1997 until his retirement on 3 June 2016.

[1] After graduation a primary school in his native Vodice and a classical gymnasium in the diocesan seminary in Zadar, he consequently joined the Theological Faculty at the University of Zagreb, where he studied until 1964,[1] and was ordained as priest on July 5, 1964 for the Roman Catholic Diocese of Šibenik,[2] after completed his philosophical and theological studies.

Ivas served as the assistant priest in the cathedral parish in Šibenik (1964–1966).

[1] On February 5, 1997, he was appointed by Pope John Paul II as the Diocesan Bishop of Šibenik.

On March 19, 1997, he was consecrated as bishop by Cerdinal Franjo Kuharić and other prelates of the Roman Catholic Church in the St. Jakov Cathedral in Šibenik.