| 1. Hugh Peter McMahon |
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| B: |
5 Apr 1824 |
| P: |
, , , Ireland |
| D: |
4 Apr 1908 |
| P: |
Fountain Prairie, Columbia, Wisconsin, United States |
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| 2. Edward Matthew McMahon |
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| B: |
18 May 1786 |
| P: |
, , , Ireland |
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| D: |
18 Jun 1869 |
| P: |
Doylestown, Columbia, Wisconsin, United States |
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1824 - 1908 (83 years)