Adrian Norton Knatchbull-Hugessen, QC VD (5 July 1891 – 30 March 1976) was a Canadian lawyer and senator. Knatchbull-Hugessen was born in Ashford, Kent, England on 5 July 1891, the son of Edward Hugessen Knatchbull-Hugessen, 1st Baron Brabourne, and Ethel Mary Walker, daughter of Sir George Gustavus Walker. He married Margaret Cecilia Duggan on 7 September 1922. Margaret (Peggy) was the only daughter of George Herrick Duggan (1862–1946) and Mildred Scarth Stevenson. They had the following children: