Barnaby Fitzpatrick (Irish: Brian Mac Giolla Phádraig), 5th Baron Upper Ossory (died c. 1639–41) was the son and heir of Teige Fitzpatrick, 4th Baron Upper Ossory.
[1] Barnaby inherited the Barony of Upper Ossory from his father Teige Fitzpatrick, 4th Baron Upper Ossory, great-grandson of Barnaby Fitzpatrick, 1st Baron Upper Ossory and lineal descendant of the former kings of Osraige.
He died sometime before 16 March 1639/40, according to William Carrigan or by 1641 by other sources.
[3] From his wife Margaret Butler, he had issue:
This biography of a baron or baroness in the Peerage of Ireland is a stub.