Cannady is a surname. Notable people with the surname include:
Beatrice Morrow Cannady (1890–1974), American civil rights advocate Devin Cannady (born 1996), American basketball player Jesse Cannady (1911–1981), American baseball player John Cannady (1923–2002), American football player Rev Cannady (1904–1981), American baseball player Richard Cannady (born 1935), American politician William T. Cannady (born 1937), American architect