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- Rabadash: Crown Prince and later Tisroc of Calormen. Led failed Calormene invasion of Narnia. Called "Rabadash the Peacemaker" to his face, and "Rabadash the Ridiculous" behind his back. (HHB)
- Ram: "The Great", the most famous King of Archenland, son of King Cor and Queen Aravis (HHB)
- Ramandu: Star, father-in-law of Caspian X (VDT)
- Ramandu's Daughter : The daughter of Ramandu. She is unnamed in the books, but the name Lilliandil, due to Lewis's stepson, Douglas Gresham, was introduced for her in the 2010 film version of The Voyage of the Dawn Treader. She marries Caspian X, and is killed by a green serpent, later revealed as the Lady of the Green Kirtle. (VDT), (SC)
- Raven of Ravenscaur: Leader of the Ravens (PC)
- Reepicheep: Chief Mouse of Narnia, member of the Most Noble Order of the Lion, famed for his courage and skill with a rapier. He fights for Prince Caspian and later travels with him to the end of the world. (PC), (VDT), (LB)
- Restimar, Lord: One of the Seven Great Lords of Narnia, died on Deathwater (VDT)
- Revilian, Lord: One of the Seven Great Lords of Narnia, (VDT)
- Rhince: First mate of the Dawn Treader (VDT)
- Rhoop, Lord: One of the Seven Great Lords of Narnia, rescued from the Dark Island (VDT)
- Rilian: the only son of King Caspian X, who fell under the enchantment of the Green Witch for ten years. (SC)
- Rishda Tarkaan: Calormene, plots with Shift to take over Narnia (LB)
- Rishti Tarkaan: Grandfather of Aravis (HHB)
- River-God: Of the Great River, Father and leader of the Naiads, unchained by Bacchus near Beruna (PC)
- Rogin: Red Dwarf, brother of Bricklethumb and Duffle (HHB)
- Roonwit: Centaur, reads stars, friend to Tirian (LB)
- Rumblebuffin, Giant: Giant, turned into stone by the White Witch, and freed by Aslan (LWW)
- Rynelf: Loyal sailor on the Dawn Treader (VDT)
Read more about this topic: King Lune