| Descent |
| Thomas Cassingham (Sr.) |
| James Cassingham |
| James Wesley Cassingham |
| Mary Dell (Cassingham) Lyon |
| Kenneth Cassingham Lyon |
| John Kenneth Lyon |
| Gary Patrick Lyon |
Gary Patrick Lyon is the son of John Kenneth Lyon and Rosemary Bass. He was born in 1960 in Japan.
In 1985, he married Andrea Josepayt in Pennsylvania. She is the daughter of Robert Josepayt and Esther. She was born in 1968.
Children of Gary Patrick Lyon and Andrea Josepayt:
- Christian Zachary Lyon was born in 1992 in Pennsylvania.
- Ashley Christine Lyon was born in 1994 in Pennsylvania.