Sydney Seaward (27 Januarie 1884 – 22 Junie 1967) was 'n Engelse akteur. Hy was bekend vir sy rolle in die rolprente Doc (1914), Officer 666 (1914), The Tidal Wave (1920), en Trapped in a Submarine (1932).
- 1914: Doc
- 1914: Officer 666
- 1914: Pierre of the Plains
- 1920: The Tidal Wave
- 1920: The Yellow Claw
- 1920: The Hundredth Chance
- 1921: A Gentleman of France
- 1921: The Woman of His Dream
- 1921: The Night Hawk
- 1922: A Debt of Honour
- 1923: Bonnie Prince Charlie
- 1925: Trainer and Temptress
- 1927: The King's Highway
- 1928: A South Sea Bubble
- 1931: Contraband Love
- 1932: Trapped in a Submarine
- 1933: The Flaw
