Andrew Pfeiffer is an Australian landscape architect. He was born in Sydney and grew up on a farm in the Bega Valley. Pfeiffer studied horticulture and landscape design at the Arboretum Kalmthout in Belgium and at the Royal Botanic Gardens, Kew, in London, later working as a student gardener at both the Bowhill House and Boughton House estates of the Duke of Buccleuch in Scotland and England. Pfeiffer's first gardens were made in England, Austria, and Germany, followed by a number of commissions in Australia. He is based in Sydney and London, and has since worked around the world.