Elizabeth Whitby (c. 1803 – 12 November 1888) was founder and principal of a school for girls in Carrington Street, Adelaide, one of the first in the Colony of South Australia, founded in 1848.
Elizabeth Whitby (née Castleden) was a daughter of (Baptist) Rev.
She married Joseph Whitby (after 1851), lived for a time in Yorkshire, and had a small family.
Joseph Whitby, Elizabeth and their four sons emigrated to Australia, arriving in Adelaide aboard Competitor in October 1848.
Whitby advertised that she was prepared A year later her advertisements were more informative: In William Wyatt's 1851 survey of Government-approved and subsidised schools, of which there were 79 in South Australia, Whitby was receiving grants for 4 boys and 22 girls, and on the day of inspection she had 27 girls under instruction.