Mount Stewart is a 19th-century house and garden in Northern Ireland.

Mount Stewart may also refer to: Mount Stewart, Prince Edward Island, Canada, a municipality Mount Stewart (California), United States, a mountain in Sequoia National Park Mount Stewart, County Tyrone, a townland in County Tyrone, Northern Ireland Mount Stewart (townland), a townland in County Down, Northern Ireland Mount Charles Stewart, a mountain in the Canadian Rockies Mount Stewart (New Zealand), a mountain in Arthur's Pass National Park Mount Stewart (Alberta), a mountain in Alberta, Canada

See also Mount Stuart (disambiguation) Stewart Peak (disambiguation)