Summerside may refer to:
Culture Summer Side of Life, studio album
Geographic locations
Canada Summerside, Edmonton, a neighbourhood in Edmonton, Alberta Irishtown-Summerside, a town in Newfoundland and Labrador Summerside, Prince Edward Island, a city in Prince Edward Island
United States Summerside, Ohio, census-designated place in Ohio
Military CFB Summerside, former Canadian air force base (I), a Royal Canadian Navy vessel that served during the Battle of the Atlantic (II), a Canadian Forces vessel commissioned in 1999
Sport Summerside Storm Summerside Western Capitals
Transport Summerside Airport, airport in Summerside, Prince Edward Island
See also Springside (disambiguation)