Miguel de Poblete Casasola or Miguel Millán de Poblete (1602 – December 8, 1667) was a Roman Catholic prelate who served as Bishop of Nicaragua (1640)[1] and Archbishop of Manila (1649–1667).

[2][3] Miguel de Poblete Casasola was born in Mexico City.

[3] On January 1, 1649, he was confirmed to the position and on September 9, 1650, he was consecrated bishop by Juan de Mañozca y Zamora, Archbishop of Mexico.

[3] He served as Archbishop of Manila until his death on December 8, 1667.

[3] His nephew was José Millán de Poblete, Bishop-elect of Nueva Segovia.