Background
Locke was born in Turramurra, New South Wales, the fifth of seven children, and was educated at Newington College (1920–1925) and at Wrekin College in Shropshire, England.
Locke was born in Turramurra, New South Wales, the fifth of seven children, and was educated at Newington College (1920–1925) and at Wrekin College in Shropshire, England.
During World World War II he was in command of Z Special Unit and rose to the rank of lieutenant colonel. He worked in insurance before a brief stint as a jackaroo and then with Prudential Assurance where he rose to be Sydney managing agent with power of attorney for the British Equitable Assurance. Army service In 1938 Locke was commissioned in the Militia.
He was transferred to the Australian Imperial Force in 1940.
He was promoted to captain and served with the 9th Division in the Middle East. He was mentioned in dispatches after service in Tobruk and Libya.
In 1945 he took command of Z Special Unit and became a lieutenant colonel. Business career Returning from the war, Locke again worked in the insurance business and was involved in several Australian companies.
Lesley died in 1972. Locke married Mary Clare Luya Gregory in 1973.
He died in San Francisco, California in 1977, from a myocardial infarction.
He served as chairman of Toohey"s Limited, Lend Lease Corporation Limited, International Computers (Australia) Pty Limited and Anthony Squires Pty Limited. He was a board member of the Australia Hotel Company Limited, Peko-Wallsend Limited, Commercial & General Acceptance Limited, Australian Equity Corporation Limited, Permanent Trustee Company of New South Wales Limited and the local board of Colonial Mutual Life Assurance Society Limited.