| Children |
| | 1. Elizabeth Ann Irwin, b. 27 Nov 1874, Mulmur Township, Ontario , d. 27 Nov 1954, Hornings Mills, Ontario-Shelburne Cemetery (Age 80 years) [Natural] |
| | 2. William George Irwin, b. 9 Sep 1876, Mulmur Township, Ontario , d. 19 Dec 1952 (Age 76 years) [Natural] |
| | 3. Isaac Thomas Irwin, b. 13 Dec 1877, Mulmur Township, Ontario , d. 28 Feb 1879, Mulmur Township, Ontario (Age 1 years) [Natural] |
| | 4. Rachael M. Irwin, b. 29 Feb 1880, Mulmur Township, Ontario , d. 1 Sep 1974, Baker's Church Cemetery, Mulmur Township, Ontario (Age 94 years) [Natural] |
| | 5. John Archibald Irwin, b. 23 Jun 1882, Mulmur Township, Ontario , d. 4 Aug 1961 (Age 79 years) [Natural] |
| | 6. Catherine Levina Irwin, b. 8 Sep 1884, Mulmur Township, Ontario , d. 3 Jan 1972, Baker's Church Cemetery, Mulmur Township, Ontario (Age 87 years) [Natural] |
| | 7. James Russell Irwin, b. 26 Jul 1886, Mulmur Township, Ontario , d. 20 Jun 1959 (Age 72 years) [Natural] |
| | 8. Lewis Smith Irwin, b. 26 Oct 1888, Mulmur Township, Ontario , d. 26 Feb 1979 (Age 90 years) [Natural] |
| | 9. Oscar Wellington Irwin, b. 18 Jun 1890, d. 17 Sep 1965 (Age 75 years) [Natural] |
| | 10. Cassie Irwin, b. 1894, d. 1896, Baker's Church Cemetery, Mulmur Township, Ontario (Age 2 years) [Natural] |
| | 11. Muriel Irene Irwin, b. 9 May 1896, Mulmur Township, Ontario , d. 28 Jan 1992, Shelburne, Ontario (Age 95 years) [Natural] |
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