| [Year] | [Date] | [Age] | [Event] | |||
| 1893 | Aug 19 | Born in Colborne, Ontario, Canada [1] | ||||
| 1920 | Nov 5 | [27y, 2m, 17d] | Married Mina Florence Cowie (b. 1902) in Georgina Township, York County, Ontario, Canada [1, 2] Married by H. J. Mayhur, marriage licence issued in Colborne, Ontario, Canada |
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| 1924 | Jul 4 | [30y, 10m, 15d] | - birth of child John Russell Cockburn (b. 1924) [1] | |||
| 1927 | Apr 10 | [33y, 7m, 22d] | - birth of child James Everett Cockburn (b. 1927) [1] | |||
| ? | Jan 28 | - birth of daughter Beatrice May Cockburn in Oshawa, Ontario, Canada [3] | ||||
| ? | Jan 28 | - birth of child Florence Mina Cockburn | ||||
| ? | May 17 | - birth of child Martha Irene Cockburn [1] | ||||
| ? | Jul 4 | - birth of daughter Dorothy Anne Cockburn [1] | ||||
| ? | Oct 13 | - birth of son William Lawrence Cockburn [1] | ||||
| ? | Jul 16 | - birth of son Robert Bruce Cockburn [1] | ||||
| ? | Apr 9 | Died [1] | ||||
Last updated 12 Oct 2025 by Andrew Billyard
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