He was the grandfather of jewelry designers Grete Prytz Kittelsen and Jakob Tostrup Prytz, jr.. He was also an uncle of Eiler Prytz who became a co-owner of "J. Tostrup".
He was the grandfather of jewelry designers Grete Prytz Kittelsen and Jakob Tostrup Prytz. He was also an uncle of Eiler Prytz jewelry designers Grete Prytz Kittelsen. He was also an uncle of Jakob Tostrup Prytz. This Eiler Prytz became a co-owner of "J. Tostrup". Grete Prytz Kittelsen were jr.. Jakob Tostrup Prytz were jr..