Paul-Tijs (Tijs) Goldschmidt (born January 30, 1953 in Amsterdam) is a Dutch writer and evolutionary biologist.
Goldschmidt lived in Tanzania from 1981 to 1986, where he studied cichlids in Lake Victoria as a researcher from Leiden University. He wrote a dissertation on this and published a book called Darwin's Dreampond: Drama on Lake Victoria(original Dutch title: Darwins hofvijver) in which he intertwines scientific and personal experiences. This book has been translated in, amongst others, English, French, German and Japanese.