British identical twins

Thomas_Murray_MacRobert

Thomas Murray MacRobert (4 April 1884, in Dreghorn, Ayrshire – 1 November 1962, in Glasgow) was a Scottish mathematician. He became professor of mathematics at the University of Glasgow and introduced the MacRobert E function, a generalisation of the generalised hypergeometric series.

Matt_Goss

Matthew Weston Goss (born 29 September 1968) is an English singer-songwriter and musician. He was the lead singer of 1980s pop group Bros, which also featured his twin brother Luke as the drummer. Goss as a solo artist has released five studio albums.
Goss wrote the theme song for So You Think You Can Dance, produced by Nigel Lythgoe.

Norris_McWhirter

Norris Dewar McWhirter (12 August 1925 – 19 April 2004) was a British writer, political activist, co-founder of The Freedom Association, and a television presenter. He and his twin brother Ross were known internationally for founding the reference book The Guinness Book of Records (known since 2000 as Guinness World Records) which they wrote and annually updated together between 1955 and 1975. After Ross's assassination by the Provisional Irish Republican Army (IRA), Norris carried on alone as editor.