| b 04 Jan 1979, | James A. Welker | > | Riley Benson Walker | Rutha Caroline Reagan | > |
| Carl Dewey Welker | b 15 Feb 1884 | Louis Koch | ||
| | b 17 Mar 1924 | Mary Amelia Koch | Louisa Lix | ||
| Ivan Lynn Welker | d 25 Jan 1979 | b 21 Mar 1888 | ||
| |b 19 Oct 1956 | | | |||
| | | Loretta R. Mungle | |||
| | | ||||
| Eric Welker | ||||
| | | | | |||
| | | | | |||
| Patricia Ann Oberlin | ||||
| | | ||||
Source: 'The Book of Ragan/Reagan,' Donald B. Reagan, 1993, p 344.