Ithell Colquhoun was born in 1906.
Ithell Colquhoun died in 1988.
Joe Colquhoun was born in 1926.
Colquhoun Campbell was born in 1813.
Maureen Colquhoun was born in 1928.
Ian Colquhoun was born in 1924.
Percy Colquhoun was born in 1866.
Glenn Colquhoun was born in 1964.
Patrick Colquhoun was born in 1745.
Ludovic Colquhoun was born in 1804.
Christopher Colquhoun was born in 1970.
A. R. Colquhoun was born in 1848-03.
William Colquhoun was born on 1814-12-23.