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.
Anton Shunto
Anton Shunto( born 31 May 1988) is a Belarusian professional footballer.
As of 2019, he plays for Molodechno.
He is a younger brother of Denis Shunto, who is a founder and former president of Krumkachy Minsk.
Miloš Zličić
Miloš Zličić( born 29 December 1999) is a Serbian football forward.
He is a younger brother of Lazar Zličić.
Zoran Švonja
Zoran Švonja( born 4 October 1995) is a Serbian football midfielder who plays for Bulgarian club Lokomotiv Sofia.
He is younger brother of Goran Švonja.
Markus Weissenberger
Markus Weissenberger( born March 8, 1975) is an Austrian former footballer who played as a midfielder.
He is a younger brother of former Austria international player Thomas Weissenberger.
Alan Chipp
Alan Chipp( born 9 January 1937) is a former Australian rules footballer who played for the Fitzroy Football Club in the Victorian Football League( VFL).
He is a younger brother of politician Don Chipp.
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.
Marek Posmyk
Marek Posmyk( born September 15, 1978) is a Czech professional ice hockey defenceman currently playing for HC České Budějovice previously for HC Plzeň in the Czech Extraliga.
He was drafted in the second round, 36th overall, of the 1996 NHL Entry Draft by the Toronto Maple Leafs.
He was traded by the Maple Leafs to the Tampa Bay Lightning on February 9, 2000, as part of the deal which brought Darcy Tucker to Toronto.
Posmyk played nineteen games in the National Hockey League with the Lightning: eighteen in the 1999– 2000 season and one more in the 2000 – 01 season.
He scored one goal and two assists for Tampa Bay.
Giacomo Cusmano
Giacomo Cusmano (15 March 1834 - 14 March 1888) was an Italian Roman Catholic priest and the founder of the "Congregatio Missionariorum Servorum Pauperum" which is also known as the "Boccone del Povero" (Morsel of the Poor).
Cusmano also established the Sisters Servants of the Poor.
He was beatified by Pope John Paul II on 30 October 1983.
His older sister was Vincenzina Cusmano, who joined his female religious order and was declared Venerable in May 2017, putting her on the path to beatification.

Question: Who is younger, Giacomo Cusmano or Marek Posmyk?