William Granger
William Granger may refer to:

William Granger (MP) (died 1545), Member of Parliament (MP) for Dover
Bill Granger (1969–2023), cook, restaurateur and food writer
Bill Granger (author) (1941–2012), American novelist
William Granger (priest) (1891–?), Dean of Nassau
W. R. Granger (William Rowen Granger; 1873–1925), Canadian sports administrator