Jan Voerman
Jan Voerman( 25 January 1857 – 25 March 1941), also known as Jan Voerman Sr., was a Dutch painter.
Jan Adams (surgeon)
Jan Rudalgo Adams( born Rudalgo Alonzo Adams; April 21, 1954) is an American cosmetic surgeon, author, and television presenter.
Jan Guzyk
Jan Guzyk( 1875 – 1928), also known as Jan Guzik, was a Polish spiritualist medium.
Marnix Kolder
Marnix Kolder( born 31 January 1981) is a Dutch professional footballer who plays as a striker for Veendam 1894.
Jan Bartram
Jan Lewis Bartram( born 6 March 1962 as Jan Louis Bartram), known simply as Jan Bartram, is a Danish former professional association football player in the midfielder position.
He played for Scottish team Rangers F.C. and Bayer 05 Uerdingen in Germany, as well as Danish teams AGF and Brøndby IF.
He earned 32 caps and scored five goals for the Denmark national football team and was in the Danish squad for the 1986 FIFA World Cup.
John Bollington
John Edward Bollington, also known as Jan Bollington( born 1892) was an English football player and coach.
Jan Klusák
Jan Klusák( born 18 April 1934 in Prague as Jan Porges) is a contemporary Czech composer, author of film, television and incidental music.
Abigail Austen
Abigail Austen, previously known as Jan Hamilton( born 8 December 1964) is the first officer in the British Army to complete gender reassignment
Johann Adam Reincken
Johann Adam Reincken( also" Jan Adams, Jean AdamReinken, Reinkinck, Reincke, Reinicke, Reinike"; baptized 10 December 1643 – 24 November 1722) was a Dutch/ German organist and composer.
He was one of the most important German composers of the 17th century, a friend of Dieterich Buxtehude and a major influence on Johann Sebastian Bach; however, very few of his works survive to this day.
Johannes Maccovius
Johannes Maccovius( 1588 – June 24, 1644), also known as Jan Makowski, was a Polish Reformed theologian.

Question: Does Marnix Kolder have the same nationality as Jan Adams (Surgeon)?
Answer: no