Marian and Agnes Wilder were the daughters of
James Lewellyn Wilder, the son of
Francis L. Wilder, the son of
Hadassah Thompson Wilder, the daughter of
Mary "Polly" Wood Thompson the daughter of
Silas Wood, the son of
Lucy Hosmer Wood, the daughter of
Thomas Hosmer Jr., the son of
Thomas Hosmer Sr., the son of
Sarah White Hosmer, the daughter of
John White, immigrant ancestor from South Petherton England, Wenham and Lancaster, Massachusetts.