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.
Jonathan Peña
Jonathan Peña( born December 22, 1973) is a Puerto Rican fencer.
He competed in the individual épée event at the 2000 Summer Olympics.
George E. Danielson
George Elmore Danielson( February 20, 1915 – September 12, 1998) was an American Democratic politician and judge from California.
He served in the United States House of Representatives from 1971 to 1982.
J.P. "Paddy" Saul
Captain J.P." Paddy" Saul or Jonathan Patrick Saul( 15 March 1895 – 22 June 1968) was a noted Irish aviator and seaman.
George Danielson (Wisconsin)
George Danielson was a member of the Wisconsin State Assembly.
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.
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.
Chen Chwen-jing
Chen Chwen-jing  or Jonathan Chen is a politician in the Republic of China.
He has served as the Deputy Minister of the Interior since 8 March 2014, having previously served in the Ministry of Transportation and Communications from 2013 to 2014.

Question: Who is younger, George E. Danielson or Jonathan Peña?