F, b. 24 August 1894
| Birth* | 24 August 1894 | Jessie Rankin Sweezey was born on 24 August 1894 at Ontario . |
| (with Parents) Census1901 | 31 March 1901 | She appeared on the 1901 Census of Pembroke, Renfrew County, Ontario in the household of her parents, Samuel Biggs Sweezey and Margaret Jane Edwards. |
| (with Parents) Census1911 | 1 June 1911 | Jessie Rankin Sweezey appeared on the 1911 Census of North Bay, Nipissing District, Ontario in the household of her parents, Samuel Biggs Sweezey and Margaret Jane Edwards. |
| Marriage* | 22 September 1914 | Jessie Rankin Sweezey married Donald Roy McGillis on 22 September 1914 at North Bay, Nipissing District, Ontario. |
| Marriage* | 5 June 1919 | Jessie Rankin Sweezey married Thomas Overton Langdon on 5 June 1919 at Church of the Epiphany, Sudbury, Sudbury District, Ontario. |
| Census1930* | 22 April 1930 | Jessie Rankin Sweezey and Thomas Overton Langdon appeared on the 1930 Census of Pontiac, Oakland County, Michigan, at 30 Clara, enumerated 22 April 1930. Their children Donald Overton were listed as living with them. |