Christopher Stubbs (born March 12, 1958) is an experimental physicist on the faculty at Harvard University in both the Department of Physics and the Department of Astronomy.

He is the Dean of Science at Harvard University and a former chair of Harvard's Department of Physics.

[1] Stubbs received an International Baccalaureate degree from Iranzamin International School in Tehran in 1975 and received a B.Sc.

[2] He received his Ph.D. in physics from the University of Washington in 1988 working with Professor Eric Adelberger on experimental tests of gravity.

His Ph.D. thesis ruled out the idea of a fifth force, a proposed long range modification of gravity.