1803 - 1834 (31 years)
Set As Default Person 
| Name | John Adams | |
| Suffix | III | |
| Birth | 4 Jul 1803 | Washington, District of Columbia, USA  |
| Gender | Male | |
| Death | 23 Oct 1834 | Washington, District of Columbia, USA |
| Age | 31 years | |
| Person ID | I2020 | A Demo Tree |
| Last Modified | 10 Apr 2023 | |
| Father | John Quincy Adams b. 11 Jul 1767, Quincy, Norfolk, Massachusetts, USA d. 23 Feb 1848, Speaker's Room, Congress, Washington, District of Columbia, USA (Age 80 years) | |
| Relationship | natural | |
| Mother | Louisa Catherine Johnson b. 12 Feb 1775, London, England d. 15 May 1852, Washington, District of Columbia, USA (Age 77 years) | |
| Relationship | natural | |
| Marriage | 26 Jul 1797 | London, England |
| Family ID | F984 | Group Sheet | Family Chart |
| Family | Mary Catherine Hellen b. Abt 1806 d. 1870 (Age 64 years) | |
| Marriage | 25 Feb 1828 | White House, Washington, District of Columbia, USA |
| Family ID | F992 | Group Sheet | Family Chart |
| Last Modified | 10 Apr 2023 | |
| Reference | Your Name Here. "John Adams, III". A TNG-WordPress Integration Demonstration. https://uniquelyyourshosting.net/genealogy/getperson.php?personID=I2020&tree=demotree (accessed April 3, 2025). |
