Joan Mabel Frederica du Plat Taylor FSA (Glasgow, 26 June 1906 – Cambridge, 21 May 1983)[1][2] was a British archaeologist and pioneer of underwater nautical archaeology.

Joan Mabel Frederica Du Plat Taylor was born in Glasgow, Scotland on 26 June 1906.

Her parents were Colonel St. John Louis Hyde du Plat Taylor and Alice Home-Purves and her grandfather was Colonel John Lowther du Plat Taylor CB VD (1829 – 5 March 1904).

In Cyprus she excavated a Late Bronze Age mining site at Apliki and a temple of the same period in Myrtou-Pigades.

She also recognised that amateurs could play an important role in archaeology and established systems to educate and encourage them.