Mary Ingalls was born on January 10, 1865.

Mary Amelia Ingalls's real name was Mary Amelia Ingalls. She was a real person and a character in the "Little House on the Prairie" book series.

Mary Ingalls Kendall was a fictionalized portrayal of Laura's real life sister Mary. In actuality, Mary Ingalls never married, likely due to her disability, and died in 1928.

Mary Ingalls died at the age of 63 on October 20, 1928.

There is no record of Mary Ingalls, a character from the "Little House on the Prairie" book series by Laura Ingalls Wilder, having a baby boy. In the book series, Mary Ingalls never married or had children.