House Connington: is a vassal house that holds fealty to House Baratheon of Storm's End. Their seat is Stonehelm and the head of the house holds the title of Lord of Stonehelm. Their lands are located in the Dornish Marches of the Stormlands. House Swann: is a vassal house that holds fealty to House Baratheon of Storm's End. House Selmy: House Selmy is a vassal house from the Stormlands that holds fealty to House Baratheon of Storm's End. Their castle is called Blackhaven and the head of the house is the Lord of Blackhaven. Their lands are located within the Dornish Marches, a region of the Stormlands that lies to the north of Dorne. House Dondarrion: is a vassal house that holds fealty to House Baratheon of Storm's End. The head of the family holds the titles of Lord of Nightsong and Lord of the Marches, they have dominion over other noble houses from the Marches, the so-called 'Marcher Lords'. Their lands are in the Dornish Marches and their seat is called Nightsong.
House Caron: is a vassal house from the Stormlands that holds fealty to House Baratheon of Storm's End.