During the Dance of the Dragons, Hugh Hammer, one of the Two Betrayers, betrayed the blacks to join the greens, but then announced his ambitions to become king himself. He began amassing a following of sellswords, robber knights, and other rabble.
During the tourney at Ashford Meadow, Prince Maekar was initially absent, as he was searching for his sons Daeron and Aegon, since they did not show up at the tourney, and Maekar had heard wild tales of robber knights in the area. Later, Prince Daeron accused Ser Duncan the Tall of kidnapping Aegon, to avoid admitting that he had spent the days drinking and had not noticed Aegon had run off.
After returning from the War of the Ninepenny Kings, Ser Tywin Lannister charged Ser Kevan Lannister, his younger brother, with command of a company of five hundred knights to rid the Westerlands of robber knights and outlaws.
A Storm of Swords
After the brotherhood without banners seizes Sandor Clegane's gold and gives him a note promising to pay once the War of the Five Kings is done, Sandor accuses their leader, Ser Beric Dondarrion, of being a robber knight.
A Feast for Crows
When Princess Arianne Martell and her party reach the well at Shandystone, she tells her companions of the time her uncle, Prince Oberyn Martell, took her and his daughters Tyene and Sarella Sand there. Arianne keeps to herself that while Oberyn taught Tyene to milk viper venom and Sarella turned over rocks to see what was underneath, she sat beside the well and fantasized that a robber knight with the same features as her uncle had brought her to the well to have his way with her.
Known robber knights
- The Hedge Knight.
- A Feast for Crows, Chapter 4, Brienne I.
- Fire & Blood, The Sons of the Dragon.
- The Princess and the Queen.
- The Mystery Knight.
- The World of Ice & Fire, The Westerlands: House Lannister Under the Dragons.
- A Storm of Swords, Chapter 67, Jaime VIII.
- A Storm of Swords, Chapter 39, Arya VII.
- A Feast for Crows, Chapter 16, Jaime II.
- A Feast for Crows, Chapter 21, The Queenmaker.