Lithia may refer to:

Lithium oxide, a chemical compound also known as lithia Lithia (water brand), a brand of lithia water from Lithia Springs, Georgia Lithia water, a type of mineral water containing lithium salts Lithia, Florida, an unincorporated suburb of Tampa, Florida Lithia, Virginia "Lithia" (The Outer Limits), an episode of the television series

See also Litha, a solstice festival Lithia Motors, Inc., an automobile retailer headquartered in Medford, Jackson County, Oregon Lithia Park, a park in Ashland, Jackson County, Oregon Lithia Springs (disambiguation) Lithia Brewing, a beer company based in Wisconsin, later owned by the Walter Brewing Company