(1696–1754) was a Roman Catholic prelate who served as Apostolic Vicar of Eastern Tonking (1737–1754) and Titular Bishop of Corycus (1735–1737).
[1][2][3][4] Hilario a Jesu Costa was born in Pessinetto, Italy on 2 Sep 1696 and ordained a priest in the Ordo Augustiniensium Discalceatorum.
[2] On 3 Oct 1735, he was appointed during the papacy of Pope Clement XII as Coadjutor Apostolic Vicar of Eastern Tonking and Titular Bishop of Corycus.
[2] He served as Apostolic Vicar of Eastern Tonking until his death on 31 Mar 1754.
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