"Application of the owners the Martin Estates Company Ltd two new streets on their property off Donegall Road be named Kitchener Street and Soudan Street and three new streets off their property situate off Agincourt Avenue - Collingwood Avenue, Cadogan Street and Curzon Street". (Minutes, TIC, 12th October 1898).
This street was called after George Cadogan, 5th Earl of Cadogan Lord Lieutenant of Ireland (1895-1902).