Peder was the son of Kristen Pederson Tokvam Ohnstad (1794-1883) and Anna Lassedtr. Ohnstad (1793-1825). His mother died in Norway. Peder emigrated in 1852 and came to Black Hammer in 1853 with wife, Randi Jensdtr. Otternes and one child.
Kristen Pedersen Tokvam Ohnstad
Randi Jensdotter Otternes Onstad
1823–1915 (m. 1851)