| 1. John Doerr |
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| B: |
23 Mar 1898 |
| P: |
Ontario |
| D: |
Nov 1951 |
| P: |
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| 2. Werner Joseph Doerr |
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| B: |
7 Jan 1847 |
| P: |
North Easthope Township, Perth County, Ontario |
| M: |
12 Sep 1876 |
| P: |
St. Agatha, Waterloo County, Ontario |
| D: |
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| P: |
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| 4. Henrich Dörr |
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| B: |
16 Nov 1814 |
| P: |
Bleidenrod, Homberg (Ohm), Vogelsbergkreis, Hessen, Deutschland |
| M: |
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| P: |
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| D: |
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| P: |
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1898 - 1951 (53 years)