|Book||Fire & Blood (mentioned)|
Hallis Hornwood, known as Mad Hal, was a member of House Hornwood.
Hallis accompanied Lord Cregan Stark south to King's Landing during the Dance of the Dragons. After war's end, Hal and Timotty Snow founded the Wolf Pack, a free company which sailed from Westeros for the Free Cities.
- Fire & Blood, Under the Regents - The Hooded Hand.