 His father, having been a merchant, moved to Ireland in 1641 and settled first in Belfast, then in Fermanagh from 1656.In 1666, Corry was appointed captain of the Fermanagh Militia by the Duke of Ormonde and became its colonel in 1689.Corry was High Sheriff of Fermanagh in 1671 and High Sheriff of Monaghan in 1677.