| Descent |
| Thomas Cassingham (Sr.) |
| Ford Cassingham |
| George Washington Cassingham |
| Freddie Lee (Cassingham) Moon |
| Florence Ruth (Moon) Calvert |
| David Bradley Calvert |
David Bradley Calvert is the son of Florence Ruth Moon and William Ronald Calvert. He was born in 1958 in California.
- In 1975, he married Deb Keith. She was born in 1958.
- He married Nicole.
Children of David Bradley Calvert and Deb Keith:
- Bradley David Calvert was born in 1975.
- Brandy Jay Calvert was born in 1978.