Miguel Ángel Contreras Llajaruna (born 5 July 1979) is a Peruvian Roman Catholic prelate who is an Auxiliary Bishop in the Roman Catholic Diocese of Callao. He was the first bishop to be appointed by Pope Leo XIV. Prior to this, he was the episcopal vicar for Consecrated Life in the same diocese and superior of the América del Sur district of the Marist Fathers.
His episcopal ordination took place on 12 July 2015.Loo, W. M., Monseñor Miguel Ángel Contreras fue ordenado obispo auxiliar del Callao tras ser nombrado por el papa León XIV, RPP (in Spanish), published on 12 July, accessed on 9 September 2026
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