| 1. James J. O'Fallon |
 |
| B: |
30 Jun 1832 |
| P: |
Saint Louis, St. Louis City, Missouri |
| D: |
5 Apr 1902 |
| P: |
St. Louis County, Missouri |
|
| 2. John O'Fallon |
|
| B: |
17 Nov 1791 |
| P: |
Louisville, Jefferson County, Kentucky |
| M: |
15 Mar 1827 |
| P: |
St. Louis County, Missouri |
| D: |
17 Dec 1865 |
| P: |
Saint Louis, St. Louis City, Missouri |
|
| 4. Dr. James O'Fallon, (Patriot) |
|
| B: |
1740 |
| P: |
Athlone, County Westmeath, Ireland |
| M: |
21 Feb 1791 |
| P: |
Jefferson County, Kentucky |
| D: |
1793 |
| P: |
Louisville, Jefferson County, Kentucky |
|
| 8. |
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| 5. Frances Eleanor Clark |
|
| B: |
19 Jan 1773 |
| P: |
Caroline County, Virginia |
| D: |
19 Jun 1825 |
| P: |
Saint Louis, St. Louis City, Missouri |
|
| 10. John Clark, (Patriot) |
|
| B: |
1725 |
| P: |
King and Queen County, Virginia |
| M: |
20 Mar 1774 |
| P: |
Marblehead, Essex County, Massachusetts |
| D: |
Aug 1799 |
| P: |
Louisville, Jefferson County, Kentucky |
|
Families of Antebellum Missouri
1832 - 1902 (69 years)