Pierre Coppieters
Pierre Coppieters( born 24 June 1907, date of death unknown) was a Belgian swimmer and water polo player who competed in the 1928 Summer Olympics and in the 1936 Summer Olympics.
Miloš Zličić
Miloš Zličić( born 29 December 1999) is a Serbian football forward.
He is a younger brother of Lazar Zličić.
Louis Deffès
Louis Deffès or Pierre- Louis Deffès( 25 July 1819 – 28 May 1900) was a 19th- century French composer.
Vadim Vlasov
Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.
He is a younger brother of Dmitri Vlasov.
Roman Smishko
Roman Smishko is a retired Ukrainian professional footballer who played as a goalkeeper.
He is a younger brother of Ukrainian defender Bohdan Smishko.
Pierre Dulin
Pierre Dulin, or Pierre d’ Ulin( 17 September 1669- 28 January 1748), was a French painter.
Pietro Antonio Fiocco
Pietro Antonio Fiocco (or Pier Antonio or Pierre-Antoine) (3 February 1654 – 3 September 1714) was an Italian Baroque composer.
Paul Fourdrinier
Paul Fourdrinier( 20 December 1698 – 18 February 1758), sometimes referred to as Peter or Pierre Fourdrinier, was an 18th- century engraver in England.
Salomon Rosenblum
Salomon Aminyu Zalman Rosenblum( June 2, 1896- November 22, 1959) was a Polish born nuclear physicist who became a French citizen.
He worked in the laboratory of Marie Curie in the commune of Arcueil, and he also led two CNRS laboratories at the" Centre national de la recherche scientifique"( CNRS).
Dmitri Varfolomeyev (footballer, born 1978)
Dmitri Nikolayevich Varfolomeyev( born 15 March 1978 in Leningrad) is a former Russian football player.
He is a younger brother of Sergei Varfolomeyev.

Question: Who is younger, Salomon Rosenblum or Pierre Coppieters?
Answer: Pierre Coppieters