[1] Born in Lambeth in London in 1858 as Harriet Maria Whitehouse, the daughter of George Hickman Whitehouse (1837–1908), a printer, and Caroline (née Newport, 1840–1887),[2] she was one of the leading music hall stars of the 1880s and 1890s, also performing regularly as the principal boy in pantomime at the Theatre Royal, Drury Lane.
In 1888 she appeared as Robin Hood in Babes in the Wood at Drury Lane with Sybil Grey, Harry Payne and Dan Leno as the Dame.
[6] In July 1886, she played Sir Thomas Wyatt in the burlesque Herne the Hunted at Toole's Theatre in London.
She played the title role in the pantomime Abdallah and the Forty Thieves with Walter Passmore[9] at the Theatre Royal, Birmingham, in 1891, and in 1892 she went on a national tour of the UK.
Vernon died in 1923 of bronchial pneumonia at the Doncaster Royal Infirmary having been booked to appear in the touring show '‘Veterans of Variety’' at the Grand Theatre there.