| Name | Grant Francis Porterfield |
|---|---|
| Sex | male |
| Birth Date | July 31, 1894 |
| Death Date | January 11, 1985 |
| Age at Death | 90 years, 5 months, 11 days old |
| Birth Place | California |
| Death Place | Contra Costa County, California |
| Mother's Maiden Name | Thorpe |
| Social Security Number | 553-09-0262 |