Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Living |
| Child | Living |
| Father | Olav Martin GUNDERSTAD (1908 - 1978) |
| Mother | Aslaug Marie MIKKELSEN (1913 - 1992) |
| Sibling | Marit Sylvia GUNDERSTAD (1944 - ) |
| Sibling | Arne GUNDERSTAD (1946 - 1947) |
| Sibling | Jan Birger GUNDERSTAD (1948 - 1948) |
| Sibling | Olav Aleksander GUNDERSTAD (1948 - 2000) |