Stefan Olsson
Stefan Olsson( born 24 April 1987) is a Swedish Wheelchair tennis player.
Olsson is the former world number two singles player.
He has won two Grand Slam titles in doubles, the 2009 US Open and the 2010 Wimbledon titles, and two in singles, at Wimbledon in 2017 and 2018.
Olsson has won both the singles and doubles events at the year end Masters and is one half of the reigning men's doubles champion at the Paralympic Games.
He started playing tennis aged seven.
Peter Vikström
Peter Vikström( born in Pitea, Sweden) is a wheelchair tennis player.
He won the Paralympic men's doubles competition at the 2012 Summer Paralympics with his partner Stefan Olsson.
He started playing tennis when he was 21.
Constantin von Dietze
Friedrich Carl Nicolaus Constantin von Dietze( 9 August 1891 – 18 March 1973) was an agronomist, lawyer, economist, and theologian.
He was a member of both the Confessing Church and the" Freiburg Circle" during the Nazi era.
Constantin von Economo
Constantin Freiherr von Economo( 21 August 1876 – 21 October 1931) was an Austrian psychiatrist and neurologist of Romanian origin and Greek descent.
He is mostly known for his discovery of encephalitis lethargica and his atlas of cytoarchitectonics of the cerebral cortex.
Constantin von Jascheroff
Constantin von Jascheroff( born 5 March 1986) is a German actor.
He appeared in more than seventy films since 1995.
Catherine I of Russia
Catherine I( born, later known as Marta Samuilovna Skavronskaya; –) was the second wife of Peter the Great and Empress of Russia from 1725 until her death.
Vali Ionescu
Valeria" Valy" Ionescu( later Constantin, born 31 August 1960) is a retired long jumper from Romania.
She won the European title in 1982 and an Olympic silver medal in 1984.
Ionescu spent her entire career with the club Rapid Bucuresti, and later worked there as a coach and official.
Shmuel Krakowski
Shmuel Krakowski, Samuel Krakowski or Stefan Krakowski( 23 March 1926 – September 2018) was an Israeli historian specializing in the Holocaust in Poland.
After surviving the Holocaust, Krakowski worked for the intelligence and security services of the People's Republic of Poland.
Later he became a Director of the Yad Vashem Archives in Israel.
W. Augustus Barratt
W. Augustus Barratt( 1873- 1947) was a Scottish- born, later American, songwriter and musician.
István Klimek
István Klimek or" Stefan Climek"( born 15 April 1913, death 12 November 1988), was a Romanian international footballer of Hungarian origin who played as a striker.

Question: Who was born later, Constantin Von Economo or Stefan Olsson?
Answer: Stefan Olsson