[7] He succeeded his father in the barony in 1963 and became a very active member of the House of Lords, speaking 552 times between 1965 and his last speech in December 1991 at the age of 86.

[8] Hankey was also involved in business and served as a director of the Alliance Building Society from 1970 to 1983.

He married firstly Frances Bevyl, daughter of Walter Erskine Stuart-Menteth, in 1930.

After her death in 1957 he married secondly Joanna, daughter of Reverend James Johnstone Wright, in 1962.

[10] Lord Hankey died in October 1996, aged 91,[11] and was succeeded in the barony by his eldest son, Donald.