Rosa and Spencer Clark
Rosa Breithaupt Hewetson Clark (June 19, 1888 – July 7, 1981) and Herbert Spencer Clark (October 10, 1903 – February 11, 1986) were a Canadian couple that founded The Guild of All Arts artist colony in Toronto, Ontario, Canada. The couple founded the Guild Inn to support the colony and saved numerous relics from Toronto buildings that were demolished, creating the Guild Park and Gardens collection. The couple also helped found the Robert Owens Foundation promoting co-operative enterprises. Spencer Clark was named to the Order of Canada. Both were involved in numerous institutions and civic organizations.