John William Barker
John William Barker( December 25, 1872 – May 14, 1924) was an American Brigadier general active during World War I.
William Barker (translator)
William Barker( fl. 1572) was an English translator.
Bill Barker (footballer)
William Barker( 31 May 1924 – 2002) is an English former footballer who played in the Football League for Stoke City.
Sir William Barker, 5th Baronet
Sir William Barker, 5th Baronet( 1685 – 23 July 1731) of Grimston Hall, Suffolk was a British Tory politician who sat in the House of Commons between 1708 and 1731.
William Barker (Surrey cricketer)
William Barker( born 1857, date of death unknown) was an English cricketer.
He played one first- class match for Surrey in 1882.
William Barker (Dean of Raphoe)
William Barker was an Anglican priest in Ireland during the Eighteenth Century.
Barker was educated at Trinity College, Dublin.
He was Dean of Raphoe from 1757 until his death in 1776.
His grandson was the second Anglican bishop of Sydney.
Ernest Vajda
Ernest Vajda( born Ernő Vajda; 27 May 1886 in Komárno, Austria- Hungary, today Slovakia – 3 April 1954 in Woodland Hills, California) was a Hungarian actor, playwright and novelist, but is more famous today for his screenplays.
He co-wrote the screenplay for the film" Smilin' Through"( 1932), based on the hit play by Jane Cowl and Jane Murfin.
Vajda also wrote the screenplay for the first film version of Rudolph Besier's" The Barretts of Wimpole Street"( 1934).
William Barker McEwan
William Barker McEwan( 17 December 1870 – 2 May 1933) was a New Zealand librarian.
He was born in Edinburgh, Midlothian, Scotland on 17 December 1870.
Jane Cowl
Jane Cowl( December 14, 1883 – June 22, 1950) was an American film and stage actress and playwright" notorious for playing lachrymose parts".
Actress Jane Russell was named in Cowl's honor.
William Barker Daniel
William Barker Daniel( 1754–1833) was an English cleric and writer on field sports.

Question: Were Jane Cowl and William Barker Mcewan from the same country?
Answer: no