Ahmet Nihat Berker (born 20 September 1949 in Istanbul), is a Turkish scientist, theoretical chemist, physicist and emeritus professor of physics at MIT.
Currently, he is the acting Dean of Engineering and Natural Sciences in Kadir Has University, Turkey.
He is the son of a notable scientist and engineer Ratip Berker, who was deceased on 17 October 1997.
His wife, Bedia Erim Berker is a professor of chemistry at Istanbul Technical University, and one of his sons, Selim Berker is a professor of epistemology in the department of philosophy at Harvard University and his other son, Ratip Emin Berker is currently a sophomore at Harvard.