Federigo Rossano
Federigo or Federico Rossano( 31 August 1835 – 5 May 1912) was an Italian painter in a Realist style.
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.
Friedrich Paul Nerly
Friedrich Nerly or Federico Nehrlich( October 26, 1842 – 1919) was a german painter who specialized in seascapes.
Vadim Vlasov
Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.
He is a younger brother of Dmitri Vlasov.
Federico Sabriá
Federico Sabriá( born 17 August 1958) is a Spanish water polo player.
He competed in the men's tournament at the 1980 Summer Olympics.
Federigo Brunori
Federigo or Federico Brunori or il Brunorino( 1566 – 1649) was an Italian painter, active mainly in Gubbio.
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.
Robert Groves
Robert Martin Groves( born September 27, 1948) is an American sociologist and expert in survey methodology who has served as the Provost of Georgetown University in Washington, D.C. since August 2012.
He also served as the Director of the United States Census Bureau from 2009 to 2012.
Robert Groves Sandeman
Sir Robert Groves Sandeman, KCSI( 1835–1892) was a British Indian Army officer and colonial administrator.
He was known for his activities in Balochistan, where he introduced a system of" tribal pacification" that endured until the partition of India in 1947.

Question: Who is younger, Federico Sabriá or Robert Groves?
Answer: Federico Sabriá