| Descent |
| Thomas Cassingham (Sr.) |
| Ford Cassingham |
| George Washington Cassingham |
| Freddie Lee (Cassingham) Moon |
| Florence Ruth (Moon) Calvert |
| Colleen Theresa Calvert |
| Theresa Ruth Gagon |
Theresa Ruth Gagon is the daughter of Colleen Theresa Calvert and Danael Gagon. She was born in 1977.
- In 1997, she married Jack Allen Trowbridge.
- In 2007, she married Richard Visconte.
Children of Theresa Ruth Gagon:
- ShiDawn Gagon was born in 1995. He has a son, Christopher Lynn Gagon, who was born in 2015.
Children of Theresa Ruth Gagon and Jack Allen Trowbridge:
- Theresa Trowbridge was born in 1997.
- Autumn Trowbridge was born in 2002.
- Amber Trowbridge was born in 2003.