Aaron Heap
Aaron John Harrison Heap( born 14 May 2000) is a Northern Irish professional footballer who plays for Oxford United, as a midfielder.
John Harrison (diplomat)
John Harrison was an English representative in Morocco in the 17th century.
James I of England sent John Harrison to Muley Zaydan in Morocco in 1610 and again in 1613 and 1615 in order to obtain the release of English captives.
He negotiated a treaty in May 1627 with Sidi al-Ayachi, independent governor of Salé, who had risen a month before against Mulay Zaydan.
Harrison published an account of the Sultan Mulay Abd al-Malik in 1633.
John Harrison (rower)
John Harrison( 23 October 1924 – 1 February 2012) was an Australian rower.
He competed at the 1956 Summer Olympics.
John B. Harrison
John B. Harrison( 1861- 1947) was a Justice of the Oklahoma Supreme Court from 1927 to 1929.
John C. Harrison
John C. Harrison is the James Madison Distinguished Professor of Law and Joseph C. Carter, Jr., Research Professor of Law at the University of Virginia School of Law.
John Harrison (director)
John Harrison is an American filmmaker, musician, and composer, best known for his collaborations with director George A. Romero and for writing- directing the miniseries adaptation of" Dune".
John Harrison (mayor)
John Harrison is a British Labour Party politician.
He was the directly- elected Mayor of North Tyneside in England between 2005 and 2009 and is currently a Councillor on North Tyneside Council.
Lucien Duboscq
Lucien Duboscq( 1893- 1935) was a French stage actor.
He also starred in two films, including the 1933 drama" In Old Alsace".
He was a member of the Comédie- Française.
John Harrison (ice cream taster)
John Harrison( born 1942) is an American ice cream taster, who worked for ice cream company Dreyer's as its" Official Taste Tester".
John Harrison Burnett
Sir John Harrison Burnett( 21 January 1922 – 22 July 2007) was a British botanist and mycologist, who served as the Principal and Vice Chancellor of Edinburgh University from 1979 to 1987.

Question: Did Lucien Duboscq and John Harrison (Director) have the same nationality?
Answer: no