Jon Steinarson Tjuk Norstebo
Jon Steinarson Tjuk was born before 1600 in Tjuk Norstebo.

 Tjostel Jonson Sygard Tjuk Norstebo
Tjostel Jonson Sygard Tjuk was born before 1615 in Sygard Tjuk Norstebo (6-1),Gudbrandsdalen,Norway.¹ 

 Ola Jonson Sveinsgard pa Dovre
Ola Jonson Sveinsgard pa was born before 1625.  He died after 1637.