Bixby is a surname. Notable people with the surname include:
Bill Bixby (1934–1993), American actor and director
Francis M. Bixby (born 1828), New York politician
Horace Ezra Bixby (1826-1912) Steamboat pilot and captain, inventor, teacher of Mark Twain
James Thompson Bixby (1843-1921), Unitarian minister and writer
Jaydee Bixby (born 1990), Canadian country musician
Jerome Bixby (1923–1998), American short story writer, editor and scriptwriter
Jonathan Bixby (disambiguation)
Norma Bixby (born 1941), a member of the Montana House of Representatives (2000–present)
Robert Bixby, Executive Director of the Concord Coalition
Robert E. Bixby, American mathematician
William Herbert Bixby (1849–1928), U.S. Army brigadier general and Chief of Engineers