Here is a list of definite, probable and possible sources for 2 Henry IV:
- The Chronicles of England, Scotland and Ireland by Raphael Holinshed
- The First Fowre Bookes of the Civile Wars by Samuel Daniel
- The Union of the Two Noble and Illustre Famelies of Lancastre and Yorke by Edward Hall
- The Governour by Sir Thomas Elyot
- Tarlton's Jests
- The Chronicles of England by John Stow
- Hickscorner, Anonymous
- The Famous Victories of Henry the Fifth, Anonymous