Kenneth Raymond Newbey (11 June 1936 – 24 July 1988) was a plant ecologist, botanical collector and horticulturist. Born in Katanning, Western Australia, he collected over 12000 specimens from the Albany- Esperance, Wheatbelt, goldfields and Pilbara regions of Western Australia.
He died in White Gum Valley in 1988.
- West Australian Wildflowers for Horticulture (1968, two volumes), one of the seminal works introducing native plants into horticulture in Western Australia 
- Newbey, Kenneth Raymond; Farm Management Foundation of Australia (1982), Growing trees on Western Australian wheatbelt farms, Farm Management Foundation of Australia, ISBN 978-0-909417-11-6