Charles Robertson Maier (born 1945) is a retired Canadian officer of arms and the former Priory Historian for St John Ambulance's Priory of Canada.
Maier was born in St Louis, Missouri in 1945. He received a Bachelor of Arts in 1969 from the University of British Columbia and a Master of Arts in 1970 from King's College London, University of London. After being an executive trainee with the Hudson's Bay Company, Maier joined the British Columbia Historic Parks System as an Information & Education Officer in 1975. Maier was Government Records Archivist for the Yukon Territory from 1981 until 1988.
In 1988, Maier was commissioned Athabaska Herald as one of the three inaugural heralds at the Canadian Heraldic Authority alongside Robert Watt and Auguste Vachon, a post in which he served until 2001. After his tenure as Athabaska Herald, Maier served as Chief of Ceremonial and Protocol in the Department of Public Works and Government Services until he retired from the Canadian Federal Public Service in 2006.
Maier was also commissioned as a reservist officer with the Canadian Armed Forces to assist in his sonâÂÂs Air Cadet Squadron, where he served as the founding commanding officer of a francophone Army Cadet Corps established at Casselman, Ontario. In this role he also assisted Army Public Affairs on a number of visual identity projects.
Maier married Valerie Wright in 1974. Together, Maier and his wife are the parents of three sons and one daughter.
Since 1972, Maier has been a member of the Royal Heraldry Society of Canada. He has served since March 2022 as president of the Society's Ottawa Valley Branch and he further served from May 2023 to April 2025 as the Second Vice President of the Society at large.
Maier was made a fellow of the Royal Heraldry Society of Canada in 1991 during his tenure as Athabaska Herald.