Smalley is a surname. Notable people with the surname include:
Anthony A. Smalley, American Ensign
Beryl Smalley, historian
Bill Smalley, British footballer
Dave Smalley, musician
Dave Smalley (Cleveland), musician
David Allen Smalley, democrat
Denis Smalley, musician
Eugene Byron Smalley plant pathologist
Gary Smalley, counselor
Kyle E. Smalley, astronomer
Phillips Smalley, film director
Richard Smalley, Nobel prize in chemistry 1996
Roger Smalley (1943–2015), musician
Roy Smalley, Jr., baseball player
Roy Smalley III, baseball player
Sherman E. Smalley (1866-1958), American politician and jurist
Stuart Smalley, fictional character
Tom Smalley (1912–1984), England international footballer
Will Smalley, American baseball player
William E. Smalley, American bishop
