J. Dennis O'Connor
John Dennis O'Connor, known as J.Dennis O'Connor,( born 1942) is an American biologist and was the sixteenth Chancellor( 1991 – 1995) of the University of Pittsburgh.
Edward Smyth (bishop)
Edward Smyth or Smith( 1665 – 1720) was an Irish Protestant churchman, the bishop of Down and Connor from 1699.
William Crolly
William Crolly( 8 June 1780 – 8 April 1849) was successively the Bishop of Down and Connor from 1825 to 1835 and then Roman Catholic Archbishop of Armagh from 1835 to 1849.
Henry Leslie (priest)
Henry Leslie( 1775 – 24 Jan 1848) was Dean of Connor from 1825 to 1838.
Gerald Rawlinson
Gerald Rawlinson( 1904 – 1975) was a British actor.
William Dickson (bishop)
The Rt Rev William Dickson( 1745 –1804) was Bishop of Down and Connor from 1784 to 1804.
He was educated at Eton and Hertford College, Oxford and died in post on 19 September 1804.
John Baynard
John Baynard was an Irish Anglican priest in the 17th century: a Non Juror, he was Archdeacon of Connor from 1771 to 1789, when he refused to take the oath of allegiance to William and Mary.
John Ryder (bishop)
John Ryder( c. 1697 – 4 February 1775) was the Church of Ireland Bishop of Down and Connor, from 1743 to 1752, and then Archbishop of Tuam, from 1752 to his death in 1775.
Robert Meadows White
Robert Meadows White( 1798–1865) was an English cleric and academic, holding the office of Rawlinson and Bosworth Professor of Anglo- Saxon at Oxford University from 1834.
John Chardon
John Chardon( also Charden, Charldon and Charlton)( died 1601) was an Englishman who became the Church of Ireland bishop of Down and Connor from 1596 to 1601.

Question: Were J. Dennis O'Connor and Gerald Rawlinson from the same country?
Answer: no