He is married to Elizabeth Plantagenet, Princess of England.
They got married on November 14, 1302 at Westminster, London, England, he was 26 years old.
Child(ren):
Humpnrey de bohun 4th earl
http://trees.ancestry.com/rd?f=image&guid=5950cefc-b2d3-4683-952f-08580874a2de&tid=21438497&pid=550
Humphrey De Bohun (Elz PL)
http://trees.ancestry.com/rd?f=image&guid=4777c3e0-b1a1-478c-8276-2cb085f6ab21&tid=21438497&pid=550
Birth date: 1276Birth place: Pleshy Castle, Essx, EnglandDeath date: 16 Mar 1321Death place: Boroughbridge, York, Eng, England/ Ancestry.com
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=21438497&pid=550/ Ancestry.com