House Broome is a noble house from the westerlands. Their heraldry and words are unknown.
House Broome was among the pious noble houses who openly sided with the Faith Militant during their war against Maegor. Eventually Maegor used Balerion to burn out their castle, along with the castles of other houses in the westerlands such as the Falwells, Lorches, and Doggetts.
- Lucinda Broome, who married the Lord of Riverrun, Prentys Tully.
- Ella Broome, the younger sister of Lady Lucinda.
- Ser Alfred Broome, was a knight sworn to House Targaryen during the Dance of the Dragons.