Ser Lorent Marbrand was a knight from House Marbrand and a member of the Kingsguard during the reign of King Viserys I Targaryen.
Lorent chose to side with Queen Rhaenyra Targaryen and the blacks, joining her Queensguard during the civil war known as the Dance of the Dragons.
After the death of Ser Steffon Darklyn, Queen Rhaenyra named Lorent Lord Commander of the Queensguard.
Lorent died during the Riot of King's Landing. His body was retrieved by his sworn brother Ser Glendon Goode, who succeeded him as Lord Commander of the Queensguard.