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.
Jack Edward Oliver
Jack Edward Oliver( 19 June 1942 – 26 May 2007) was a British cartoonist.
He is more usually known as J. Edward Oliver or JEO, and to his friends he was just" Jack".
Isaiah Oliver
Isaiah Oliver( born September 30, 1996) is an American football cornerback for the Atlanta Falcons of the National Football League( NFL).
He played college football at Colorado, and was drafted by the Falcons in the second round of the 2018 NFL Draft.
Vadim Vlasov
Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.
He is a younger brother of Dmitri Vlasov.
Natalya Mikhaylova
Natalya Vasilievna Mikhaylova( born 19 May 1948) is a Soviet swimmer who won a silver medal in the 4 × 100 m medley relay at the 1966 European Aquatics Championships; she finished fourth in the individual 100 m backstroke competition.
She also took part in the 1964 Summer Olympics in two events, but did not reach the finals.
During her career she won six national titles and set 21 national records in various backstroke, freestyle and medley events.
Since the introduction of masters tournaments in the Soviet Union in 1989 she competes in this category.
She won one gold, five silver and six bronze medals at European championships, as well as two silver and four bronze medals at world championships.
Nationally, she won 82 titles and set more than 150 records between 1989 and 2010.
María Rosa Oliver
María Rosa Oliver or María Rosa Oliver Romero( 10 September 1898 – 19 April 1977) was an Argentinian short story writer, essayist, critic, translator and activist.
She won the Lenin Peace Prize in 1957.
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.
Natalia Kosmina
Natalia Kosmina or Natalya Kosmina( born November 8, 1982) is a Ukrainian para table tennis player.
Natalia Martyasheva
Natalia Martyasheva or Natalya Martyasheva( January 6, 1988- June 8, 2011) was a Russian para table tennis player who was born with cerebral palsy.
She is a Paralympic champion in table tennis in 2008 and a triple European silver medalist.
Miloš Zličić
Miloš Zličić( born 29 December 1999) is a Serbian football forward.
He is a younger brother of Lazar Zličić.

Question: Who is younger, Isaiah Oliver or Natalya Mikhaylova?
Answer: Isaiah Oliver