William Ross
William Ross is the name of the following people:
- William Ross (politician, 1824) (1824–1912), Canadian politician
- William Ross, Baron Ross of Marnock (1911–1988), Scottish politician
- William Ross (politician, 1936) (* 1936), Northern Irish politician
- William Ross (composer) (born 1948), American composer
- William B. Ross (1873-1924), American politician
- William Cecil Ross (1911–1998), Canadian politician
- William Charles Ross (1794–1860), British painter
- William David Ross (1877–1971), British philosopher
- William Donald Ross (1869–1947), Canadian politician
- William Edward Daniel Ross , American author
- William HH Ross (1814–1877), American politician
- William Stewart Ross (1844–1906), Scottish free thinker
