Sarnia is a city in Ontario, Canada.

Sarnia may also refer to:

• Sarnia—Lambton (federal electoral district), Ontario, Canada, formerly known as Sarnia, a federal electoral district
• Sarnia—Lambton (provincial electoral district), Ontario, Canada, a provincial electoral district
  • Sarnia (provincial electoral district), Ontario, a riding from 1966 to 1996, which was combined with part of Lambton to create the Sarnia—Lambton provincial electoral district
• Sarnia 45 Indian Reserve of the Aamjiwnaang First Nation, Ontario
• Rural Municipality of Sarnia No. 221, Saskatchewan, Canada
• Sarnia, the Roman name for the island of Guernsey, Channel Islands

• Sarnia Sting, a junior ice hockey team
• Sarnia Legionnaires (1954–70), a junior ice hockey team
• Sarnia Legionnaires (1969–), a junior ice hockey team
  • Sarnia Arena, home arena of the Legionnaires
• Sarnia Imperials, a football team from 1928 to 1955

• HMCS Sarnia, a Second World War Royal Canadian Navy minesweeper
• SS Sarnia (1910), a passenger vessel which also served in the First World War as HMS Sarnia
• Sarnia station, Sarnia, Ontario, a Via Rail train station
• Sarnia Chris Hadfield Airport, near Sarnia, Ontario
• Sarnia: An Island Sequence, a set of three piano solo pieces by John Ireland
• Sarnia, a novel by British author John Christopher (pen name of Samuel Youd)

This disambiguation page lists articles associated with the title Sarnia.
If an internal link led you here, you may wish to change the link to point directly to the intended article.