Barbara Gillian Briggs AM PSM (born 1934) is one of the foremost Australian botanists. The IK lists 205 names of plants which have been published or co-published by her. She was one of the botanists in the Angiosperm Phylogeny Group, of the 1998 APG system. Briggs was employed at the Royal Botanic Garden, Sydney from 1959. She was awarded a PhD from the University of Sydney in 1960. Briggs and were co-awarded the Clarke Medal of the Royal Society of New South Wales in 1994. Since her retirement she continues as an Honorary Research Associate at the Sydney Botanical Gardens.