| Name | Robert Rosencrans Leffingwell |
|---|---|
| Sex | male |
| Birth Date | March 20, 1911 |
| Death Date | July 18, 1991 |
| Age at Death | 80 years, 3 months, 28 days old |
| Birth Place | Illinois |
| Death Place | San Diego County, California |
| Mother's Maiden Name | Rosencrans |
| Social Security Number | 218-03-5974 |