Robert Stuart Edgar
Robert Stuart Edgar( September 15, 1930 – February 1, 2016) was a geneticist.
Upon graduating from McGill University, Edgar pursued graduate study at the University of Rochester.
After completing his doctorate, he began teaching at the California Institute of Technology in 1957.
Edgar joined the University of California, Santa Cruz faculty in 1970, where he taught for twenty years until retirement in 1990.
He received the NAS Award in Molecular Biology in 1965, and was granted membership into the National Academy of Sciences itself in 2007.
He was also a fellow of the American Academy of Arts and Sciences.
Robert Stuart Baynes
Lieutenant- General Robert Stuart Baynes( died 7 Oct 1902) was a British Army officer.
Edgar of Hereford
Edgar( or Eadgar; died c. 930) was a medieval Bishop of Hereford.
He was consecrated in between 888 and 890 and died between 930 and 931.
Edgar of Lindsey
Edgar( or Eadgar) was a medieval Bishop of Lindsey.
Edgar was consecrated possibly in 693.
He died between 716 and 731.
Stuart Sharratt
Stuart Edgar Sharratt( born 26 February 1942) is an English former football goalkeeper who made 152 league and cup appearances for Port Vale between 1966 and 1972.
He previously played for West Bromwich Albion, Nantwich Town, and Oswestry Town.
Matthew Dow Smith
Matthew Dow Smith( sometimes credited as Matt Smith or Matthew Smith) is an American comic book artist.
Robert Stuart (businessman)
Robert Stuart( 1852- 1926) was a United States businessman who was one of the founders of the Quaker Oats Company.
Robert King (footballer)
Canon Robert Stuart King( 4 April 1862 – 4 March 1950) was an English international footballer and Anglican clergyman.
Robert S. Carr
Robert Stuart Carr was the Democratic President of the West Virginia Senate from Kanawha County and served from 1889 to 1891.
Matthew Sale
Matthew Sale( born 2 February 1975) is a New Zealand former cricketer.
He played two first- class matches for Otago in 1997/ 98.

Question: Who is younger, Robert Stuart Edgar or Matthew Sale?
Answer: Matthew Sale