| 1. Robert WORKMAN |
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| B: |
27 Dec 1825 |
| P: |
, Dublin, , Ireland |
| D: |
12 Nov 1888 |
| P: |
Howard Lake, Wright, Minnesota, United States |
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| 2. John WORKMAN |
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| B: |
1789 |
| P: |
Londonderry County, , Ulster Province, Ireland |
| M: |
1814 |
| P: |
Coleraine Barony, Londonderry County, Ulster, Ireland |
| D: |
1875 |
| P: |
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1825 - 1888 (62 years)