Thunderstone or Thunder Stone may refer to:
Arts and entertainment Thunderstone (band), a Finnish power metal band Thunderstone (album), their self-titled album Thunderstone (TV series), an Australian children's television series set on a post-apocalyptic Earth Thunderstone (card game), a fantasy deck-building game from Alderac Entertainment Group
Stones Thunderstone (folklore), a worked stone object often associated with a thunder god Thunderstone (fossil), the fossilised rostra of a belemnoid The Thunder Stone, the base of the equestrian statue of Peter the Great now known as the Bronze Horseman, purportedly the largest stone ever moved by man The Thunder Stone, a standing stone that was part of the prehistoric Shap Stone Avenue, in Cumbria, England
Other Thunderstone Software, a software company specializing in enterprise search
See also Thunder Rock (disambiguation) Thunderegg, a nodule-like rock formed within rhyolitic volcanic ash layers