Child of Peter Cornelius L Plett and Susanna C R Plett Spouse of David N. Koop Sibling of Peter Peter F Plett; Cornelius F. Plett; Johann Friesen Plett; Abraham F Plett; David F Plett and 11 others; Susanna F Plett; Sara F Jones; Jacob F Plett; Maria F Friesen; Abraham F Plett; Private; Private; Abraham Plett; Abraham F Plett; Maria F Plett and Private « less Half sibling of Cornelius K Plett