John Hailwood was born at Liverpool, the son of William and Elizabeth Hailwood.
He was the husband of Susie Winifred Hailwood (nee Lumby).
John was a stock and share broker and a member of The Liverpool Stock Exchange.
Probate of his estate was obtained at Liverpool on the 8th January 1919 by his widow. His home address was Ingleholme, Abbotsford Road, Blundellsands and his effects were valued at 5,798 10s 8d (280,000 at current values.)