Cedar Valley may refer to: Canada Cedar Valley, Peterborough County, Ontario, a town Cedar Valley, Wellington County, Ontario, a hamlet in Erin, Ontario Cedar Valley, Regional Municipality of York, Ontario Cedar Valley, a community in Whitchurch-Stouffville, Ontario United States Arizona Cedar Valley, Arizona, the location of Cedar, Arizona Iowa Cedar Valley, Iowa, an unincorporated community in Iowa in the Waterloo/Cedar Falls metropolitan area Cedar Valley Formation, a geologic formation in Iowa dating back to the Devonian period Cedar Valley, the region surrounding the Cedar River Minnesota Cedar Valley Township, St. Louis County, Minnesota Missouri Cedar Valley, Missouri, an extinct town Ohio Cedar Valley, Ohio, an unincorporated community Oklahoma Cedar Valley, Oklahoma, a city Utah Cedar Valley (Iron County, Utah), United States, the location of Cedar City Cedar Valley (Utah County, Utah), United States, a valley of Utah Other places Cedar Valley, Antigua and Barbuda, a town Other uses Cedar Valley, a 2018 novel by Australian author Holly Throsby Cedar Valley (Cyprus), a valley in the Troodos Mountains