She had an elder brother, William George Hole, who was christened on the same day as his sister at St Mary Magdalene, Littleton, Shepperton, Surrey on 14 December 1913.

[3] Her brother tested the bike on the cinder track of the gas works and then he allowed his younger sister to try it out.

[5][6] The club president was Kathleen Pelham Burn (Countess of Drogheda),[7] and Betty Debenham acted as the press secretary.

[6] Other notable members included Betty's twin sister Nancy Debenham, Marjorie Cottle,[8] Mrs Victor Bruce and Violette Cordery.

[10] She met her husband William "Bill" Ennis when she asked him to fix her car at a race meeting.