Waltham may refer to:

Business Waltham Watch Company, American watch manufacturer, pioneer in the industrialisation of the manufacturing of watch movements The Waltham system, industrial efficiency system

Music Waltham (band), American rock band

Places

Canada Waltham, Quebec

England Bishop's Waltham, Hampshire Great Waltham, Essex Little Waltham, nearby London Borough of Waltham Forest including Walthamstow that includes Walthamstow Village Waltham, Kent Waltham, Lincolnshire New Waltham, nearby Waltham Abbey, Essex, the town taking its name from Waltham Abbey (abbey) Waltham Bury, Essex Waltham Chase, Hampshire Waltham Cross, Hertfordshire Waltham Holy Cross Urban District, a former urban district in Essex Waltham (hundred), a disused hundred in Essex Waltham on the Wolds, Leicestershire Waltham on the Wolds and Thorpe Arnold, related civil parish Waltham transmitting station, nearby Waltham St Lawrence, a small village in Berkshire White Waltham, a village in Berkshire

New Zealand Waltham, New Zealand

United States Waltham, Maine Waltham, Massachusetts Waltham, Minnesota Waltham, Vermont Waltham Township, Minnesota

Transportation Waltham (automobile), a defunct automobile manufacturer Waltham station, a railroad station in Waltham, Massachusetts, United States Waltham railway station (England), a former station in Waltham, Lincolnshire, England Waltham Cross railway station, in Waltham Cross, Hertfordshire, England Waltham-on-the-Wolds railway station, a former station in Waltham on the Wolds, Leicestershire, England