François van der Merwe
François van der Merwe is a South African professional rugby union player.
He plays at lock for Lyon Olympique in the Top 14.
He is older brother of Flip van der Merwe
Stefan Melak
Stefan Melak( 13 August 1946 – 10 April 2010) was a Polish activist and journalist.
He was head of the Katyn Committee.
He died in the 2010 Polish Air Force Tu- 154 crash near Smolensk on 10 April 2010.
He was posthumously awarded the Order of Polonia Restituta.
Andrzej Strug
Andrzej Strug, real name Tadeusz( or Stefan) Gałecki( sources vary; 28 November 1871/ 1873 in Lublin – 9 December 1937 in Warsaw) was a Polish socialist politician, publicist and activist for Poland's independence.
He was also a freemason and declined the offer to join the prestigious Polish Academy of Literature, upset by official criticism of the movement.
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.
Gayathri Kariyawasam
Gayathri Kariyawasam( born 25 December 1976) is a former Sri Lankan woman cricketer.
She was a member of the Sri Lankan cricket team during the 2009 Women's Cricket World Cup.
Jovan Markovski
Jovan Markovski( born March 28, 1988) is a Macedonian professional basketball small forward who last played for Vardar.
He is older brother of Gorjan Markovski who is also basketball player and plays for Feni Industries
Filip Arsenijević
Filip Arsenijević( born 2 September 1983) is a Serbian footballer who plays for TSC Bačka Topola.
He is older brother of Nemanja Arsenijević.
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.
Stephen Kulinić
Stephen Kulinić(" StevanStjepan" or" Stefan"), son of Bosnia's Ban Kulin, was a Bosnian Ban in 1204 – 1232.
He was a faithful Catholic and thus a supporter of the Hungarian Crown, but not very popular in Bosnia – as he turned away from his father's policies and persecuted the Bogumils.
He was the last member of the House of Kulinić.
Stefan William
Steven William Umboh, also known as Steven William or Stefan William (born in California, United States, 11 August 1993), is an Indonesian actor and singer.
He is known for his roles in the soap operas "Arti SahabatAnak Jalanan", and "Anak Langit", as well as in the film "Bestfriend?".
Steven William is the vocalist of the Indonesian band The Junas Monkey, with whom he has released two singles to date.

Question: Who is older, Gayathri Kariyawasam or Stefan Melak?
Answer: Stefan Melak