noun

• The ruler of an absolute monarchy or the head of state of a constitutional monarchy.
• A monarch butterfly (Danaus plexippus) and others of genus Danaus, found primarily in North America, so called because of the designs on its wings.
• (Aboriginal English) A police officer.
• (often capitalised) A stag which has sixteen or more points or tines on its antlers.
• The chief or best thing of its kind.
• Any bird of the family Monarchidae.
• A surname.
• Locations in Canada:
• A hamlet in Lethbridge County, Alberta.
• The Monarch, a mountain in British Columbia.
• Two other peaks with the affix "mountain": Monarch Mountain (Alberta) and Monarch Mountain (British Columbia).
• A number of places in the United States:
• An unincorporated community near Monarch Pass, Chaffee County, Colorado.
• An unincorporated community in Cascade County, Montana.
• An unincorporated community in Lee County, Virginia.
• An unincorporated community in Kanawha County, West Virginia.
• An unincorporated community in Sheridan County, Wyoming.