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.
Miloš Zličić
Miloš Zličić( born 29 December 1999) is a Serbian football forward.
He is a younger brother of Lazar Zličić.
Mustapha Kouchene
Mustapha Kouchene( born 14 February 1962) is an Algerian boxer.
He competed in the men's bantamweight event at the 1984 Summer Olympics.
At the 1984 Summer Olympics, he lost to Dale Walters of Canada.
Nicolò Vernely
Nicolò Vernely or Nicolò Verneey( died 1563) was a Roman Catholic prelate who served as Bishop of Bagnoregio( 1545 – 1563).
Nicolò Donato
Nicolò Donà or Nicolò Donato( 28 January 1539 – 8 May 1618) was the 93rd Doge of Venice, reigning for little more than a month, from his election on 5 April 1618 until his death.
Nicolò Contarini
Nicolò Contarini( 26 September 1553 – 2 April 1631), was the 97th Doge of Venice, reigning from his election on 18 January 1630 until his death 15 months later.
Contarini was the Doge who presided over Venice during the Italian plague of 1629 – 1631, which killed one third of Venice's population.
Vadim Vlasov
Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.
He is a younger brother of Dmitri Vlasov.
Nicolò Antonio Pesci
Nicolò Antonio Pesci or Nicolò Antonio Piscibus was a Roman Catholic prelate who served as Bishop of Muro Lucano( 1486 – 1517).
Nicolas de Crucibus
Nicolas de Crucibus or Nicolò delle Croci( died 1473) was a Roman Catholic prelate who served as Bishop of Hvar( 1463 – 1473) and Bishop of Chioggia( 1457 – 1463).
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, Nicolò Contarini or Mustapha Kouchene?
Answer: Mustapha Kouchene