James David Vaughan
James David Vaughan (December 14, 1864 – February 9, 1941) was an American music teacher, composer, song book publisher, the founder of the Vaughan Conservatory of Music and the James D. Vaughan Publishing Company.
Jim Austin (rugby league)
James David Austin is a New Zealand former rugby league footballer who represented New Zealand in the 1954 World Cup.
Juan Graterol
Juan Jose Graterol Montevideo( pronounced GRAD- er-all; born February 14, 1989) is a Venezuelan professional baseball catcher in the Minnesota Twins organization.
He has played in Major League Baseball( MLB) for the Los Angeles Angels, Minnesota Twins, and Cincinnati Reds.
Graterol made his major league debut in 2016.
David Carnegie (RAF officer)
Air Vice Marshal David Vaughan Carnegie, (7 February 1897 – 3 August 1964) was a senior Royal Air Force commander during the Second World War and the post-war decade.
David Lee Nicholson
James David Lee Nicholson (31 January 1938 – 8 January 1967) was a British rower.
James Head (director)
James David Head is a Canadian television director.
David Vaughan (HBC captain)
David Vaughan( died c. 1720) was a Hudson's Bay Company captain who sailed with George Berley under the overall command of the explorer James Knight on an ill- fated expedition to discover the Northwest Passage.
Capt. David Vaughan was aboard the" Discovery" with Knight, the expedition leader.
We know that they were shipwrecked at Marble Island, along with the" Albany" and Capt. Berley.
The remains of the camp where they all perished, were discovered many years later by the explorer, Samuel Hearne.
Jim Hughart
James David Hughart( born July 28, 1936) is a jazz and pop bass player.
Lee Vaughan
Lee David Vaughan( born 17 July 1986) is an English footballer who plays as a defender for club Solihull Moors.
He played in the Football League for Cheltenham Town.
James Garner (footballer, born 2001)
James David Garner( born 13 March 2001) is an English professional footballer who plays as a midfielder for Manchester United.

Question: Did James David Vaughan and Juan Graterol have the same nationality?
Answer: no