Aljos Farjon (born 1946) is a Dutch botanist who specialized in conifers. [1] After studying at Utrecht University and working there as a taxonomist, he moved to England in 1993 and worked at Oxford University and at Kew Gardens, where he continues as an Honorary Research Associate after official retirement. He is a fellow of the Linnean Society of London since 1991. Farjon has published150 papers and 15 books mainly on conifer systematics, but also on oaks, his research focus since retirement from Kew. He is the recipient of several international awards, among which is recognition by IUCN in 2015 for his work on the conservation of the world's conifers. He has traveled around the world to study trees in nature.