William Ewart may refer to:
- William Ewart (British politician) (1798âÂÂ1869), Member of Parliament between 1828 and 1868
- William Ewart (physician) (1848âÂÂ1929), English physician
- William Dana Ewart, founder of Link-Belt Machinery Company in 1880
- Sir William Ewart, 1st Baronet (1817âÂÂ1889), MP for Belfast
- Ivan Ewart (Sir William Ivan Cecil Ewart, 6th Baronet, 1919âÂÂ1995), Northern Irish naval officer, businessman and charity worker
- William Ewart Gladstone (1809âÂÂ1898), British Liberal politician, Prime Minister (1868âÂÂ74, 1880âÂÂ85, 1886, 1892âÂÂ94)
See also