Bowman who was born in TA 2886 (SR 1386), was the fourth child and third son of Tolman Cotton Sr. and Lily Brown. He had three older siblings; Tolman (Tom) Jr., Rose (Rosie) and Wilcome (Jolly). He also had a younger brother, Carl (Nibs), who was three years his junior.
- The Lord of the Rings: The Return of the King, "The Scouring of the Shire"
- The Lord of the Rings, Appendix C, "The Longfather-tree of Master Samwise"