| Descent |
| Thomas Cassingham (Sr.) |
| John Peter Cassingham |
| John Robinson Cassingham (Sr.) |
| Bertha B. (Cassingham) Finn |
| Bessie Blanche (Finn) Snell |
| Ruby E. (Snell) Smith |
| Richard Welmont Smith (Jr.) |
Richard Welmont Smith is the son of Ruby E. Snell and Richard C. Smith. He was born in 1940 in Kansas.
In 1958, he married Carol Sue Wilcox.
Children of Richard Welmont Smith (Jr.) and Carol Sue Wilcox:
- Randall Scott Smith was born in 1960 in Kansas.
- Richard Todd Smith was born in 1962 in Kansas.