Benincasa da Montepulciano (1375 - 9 May 1426) was an Italian Roman Catholic professed religious from the Servite Order.

[1] He lived as a hermit in Siena his entire life since he joined the order as a teenager and dedicated himself to a quiet life of servitude to God in contemplation despite still receiving visitors and orders from his superiors.

He became a professed members of the Servite Order as a teenager and in 1400 he became a hermit in a small cell that he fashioned on Monte Amiata near Siena and spent his life there feeding on the food that visitors brought to him as well as practicing exorcisms on occasion.

[2] Around the time he turned 50 his superiors from the Servites asked him to move their convent into the town of Monticchiello where he spent his final months.

Benicasa died in mid-1426 after spending his final months at the relocated convent in Monticchiello.