| Name | Johannas Mastbergen |
|---|---|
| Sex | male |
| Birth Date | October 8, 1901 |
| Death Date | June 4, 1983 |
| Age at Death | 81 years, 7 months, 27 days old |
| Birth Place | Iowa |
| Death Place | San Bernardino County, California |
| Mother's Maiden Name | Muilder |
| Social Security Number | 554-12-0771 |