James joseph dillon of rath
Earl of Roscommon was a title in the Peerage of Ireland.
Wentworth dillon
Dillon, Robert (d.
Lord clonbrock
Dillon, Wentworth, Earl of Roscommon, poet and writer (belonging to a branch of the descendants of Sir Henry Dillon, different from preceding, whose honours are now dormant), was born in .
12th earl of roscommon
Born in Dublin he was son of James Dillon, 3rd Earl of Roscommon, and his wife Elizabeth (Wentworth) sister of the Earl of Strafford.