Stewart is an English surname and given name of Scottish origin, derived from the Old English 'stig' meaning house, and 'weard' meaning guardian or warden. It was originally a name for a steward, an officer responsible for managing domestic affairs in a household. The name Stewart gained prominence through the royal House of Stewart, which ruled Scotland from 1371 to 1603, and later became the royal house of Great Britain.
The name Stewart experienced a notable spike in popularity between 1942 and 1972, with consistent years of five births annually during this period. However, there was a significant increase to six births in both 1972 and 1987 before peaking at eight births in 1988. From 1990 onwards, the popularity decreased slightly but remained steady around five to seven births annually, with a total of 85 births recorded over the given years.