Stephen Blackmore CBE FRSE FRSB FLS (born 30 July 1952) is a British botanist, who was educated at St. George's School, Hong Kong and the University of Reading where he completed his PhD in 1976 on the "Palynology and Systematics of the Cichorieae". He was elected a fellow of the Linnean Society of London in 1976. He then worked at the Royal Society of London’s Research Station on Aldabra Atoll in the Indian Ocean before being appointed Lecturer in Biology and Head of the National Herbarium and Botanic Garden at the University of Malawi. In 1980, he was appointed Head of Palynology at Natural History Museum in London and from 1990 to 1999 served there as Keeper of Botany. In 1985 he organized, together with , the Linnean Society symposium "Pollen and Spores: Form and Function" and in 1990,