Rose Wilder was the daughter of Laura and Almanzo Wilder. Rose was the niece of Royal Wilder, Eliza Jane Wilder, Perley Day Wilder, Mary Ingalls Kendell, Carrie Ingalls, and Grace Ingalls. She was the adoptive niece of Albert Quinn Ingalls, James Cooper Ingalls, and Cassandra Cooper Ingalls. She is the granddaughter of Charles Ingalls, Caroline Ingalls, and Almanzo's parents. Rose had a younger brother who was un-named and died a week after birth. She is also the cousin of Adam Kendell Jr. (dead) and Jenny Wilder.