Michael Copps Costello | |
|---|---|
 | |
| 19th Mayor of Calgary | |
| In office January 2, 1915 – January 2, 1919 | |
| Preceded by | Herbert Arthur Sinnott |
| Succeeded by | Robert Colin Marshall |
| Alderman of the City of Calgary | |
| In office January 2, 1913 – December 29, 1914 | |
| Personal details | |
| Born | William Costello August 2, 1875 Montreal, Quebec, Canada |
| Died | March 22, 1936 (aged 60) Calgary, Alberta, Canada |
| Alma mater | Queen's University |
Michael Copps Costello (August 2, 1875 – March 22, 1936) was a Canadian printer, a medical graduate (who never practiced his profession) and the 19th mayor of Calgary, Alberta, holding office from 1915 to 1919.