Joanne Sharon Angela Duncan (born 27 December 1966) is an English shot putter.
She was born in Plaistow.
[1] Her personal best put is 17.13 metres, achieved in August 2006 in Crawley.
This places her seventh on the British outdoor all-time list, behind Judy Oakes, Myrtle Augee, Meg Ritchie, Venissa Head, Angela Littlewood and Yvonne Hanson-Nortey.
This biographical article relating to English athletics is a stub.