Political Dynasties
560 family networks with 1430 total members in Congress
Largest Political Dynasties
Top 20 family networks by number of Congressional members
Dynasty Network Explorer
Select a dynasty to explore its family connections, service timeline, and member details
Family Network
Node size reflects years of service. Solid lines = blood relations, dashed = marriage/in-law, dotted = extended family.
Blood (parent/child) Sibling Marriage/In-law Extended
Service Timeline
Each bar shows a member's period of Congressional service, colored by party.
Members (14)
| Name | Party | Role | State | Born | Served | Years |
|---|---|---|---|---|---|---|
| William Smith | Anti-Administration | Representative | MD | 1728 | 1777–1791 | 14 |
| Wilson Cary Nicholas | Democratic-Republican | Representative | VA | 1761 | 1784–1809 | 25 |
| Daniel Smith | Democratic-Republican | Senator | TN | 1748 | 1789–1809 | 20 |
| Jeremiah Smith | Federalist | Representative | NH | 1759 | 1791–1797 | 6 |
| John Nicholas | Democratic-Republican | Representative | VA | 1764 | 1793–1801 | 8 |
| Samuel Smith | Democratic-Republican | Representative | PA | ? | 1805–1811 | 6 |
| Thomas Smith | Federalist | Representative | PA | ? | 1806–1817 | 11 |
| George Smith | Democratic-Republican | Representative | PA | ? | 1809–1813 | 4 |
| John Speed Smith | Democratic-Republican | Representative | KY | 1792 | 1819–1846 | 27 |
| Oliver Hampton Smith | Democratic-Republican | Senator | IN | 1794 | 1822–1843 | 21 |
| Robert Carter Nicholas | Jacksonian | Senator | LA | 1787 | 1836–1841 | 5 |
| Green Clay Smith | Unionist | Representative | KY | 1826 | 1863–1866 | 3 |
| William Alden Smith | Republican | Senator | MI | 1859 | 1895–1919 | 24 |
| Madison Roswell Smith | Democratic | Representative | MO | 1850 | 1907–1909 | 2 |