| A | B |
| Lorien (Lothlorien) | "The heart of Elvendom on earth." Domain of Galadriel and Celeborn |
| Boromir | Son of Denethor. He dies after trying to take the ring from Frodo. |
| Elendil | Father of Isildur. Founder and first king of Gondor. |
| Stone of Erech | Stone set up to commemorate the oath made (and broken) by the Dead to Isildur. |
| Elladan | Son of Elrond. Rides with thee Dunedain. |
| Elrohir | Son of Elrond. Rides with the Dunedain. |
| Shagrat | Orc captain loyal to Sauron. |
| Gorbag | Orc captain loyal to the Witch King. |
| Shire | Home of the hobbits. |
| Gimli | Dwarf, member of the Fellowship. |
| Elves | "First-born," beings whose time on Middle Earth is ending. |
| Thain of the Shire | Leading authority in the Shire: Head of the Took clan. |
| Eomer | Nephew of Theoden, he succeeds him as King of Rohan. |
| Meriodoc Brandybuck | Friend of Frodo and member of the Fellowship. |
| Ghan-buri-Ghan | Leader of the Woses. |
| Saruman | Initially the "white wizard," he is corrupted by his desire to have the ring and replace Sauron. |
| Cair Andros | Large island in the Anduin and lookout. |
| Lieutenant of the Tower | The Mouth of Sauron. |
| Imrahil | Prince of Dol Amroth, a kingdom in the South allied to Gondor. |
| Bag End | Bilbo and Frodo's home in the Shire. |
| Fangorn | Forest domain of Treebeard and the Ents. Also, another name for Treebeard. |
| Rosie Cotton | Hobbit woman that Sam marries. |
| Elanor | Sam's first child. |
| Sam | Frodo's gardner, member of the Fellowship, and Ringbearer for a short time. |
| Arod | Horse ridden by Legolas and Gimli, given by Eomer. |
| Torech Ungol | The pass where Shelob lives. |
| Cirith Ungol | Tower of the Nazgul. |
| Helm's Deep | Fortress of Rohan attacked in The Two Towers. |
| Shadowfax | Lord of horses, and one of the Mearas. |
| Gwaihir | Lord of the eagles. |
| Cirdan | Shipwright, leader of the elves in the Grey Havens. |
| Minas Tirith | Fortress and new capital of Gondor. |
| Snowmane | Theoden's Bane, his horse. |
| Smeagol | Gollum. |
| Barliman Butterbur | Owner of the Prancing Pony. |
| Rohirrim | Riders of Rohan. |
| Hasufel | Aragorn's horse, given him by Eomer. |
| Haradrim | People of a kingdom in the South that allies itself with Sauron. |
| Beregond | Captain of the Guard in Minas Tirith. |
| Dunedain | Rangers, Numenorians |
| Halbarad | Ranger, friend of Aragorn, he dies in the Battle of the Pelennor Fields. |
| Narsil | Sword of Isildur. Reforged for Aragorn. |
| Isengard | Stronghold of Saruman. |
| Orthanc | Saruman's tower. |
| Anduril | Narsil reforged, "The Flame of the West" Aragorn's sword. |
| Legolas | Elf from the Woodland Realm. Member of the Fellowship. |
| Dernhelm | Name taken by Eowyn when she disguises herself. |
| Ithilien | Land to the west of Mordor where Frodo is taken when rescued on Mt. Doom. |
| Nenya | One of the Rings of Power given to the Elves. Galadriel's. |
| Celeborn | Husband of Galadriel. |
| Anduin | The Great River. |
| Eored | A division or fighting unit of the warriors of Rohan. |
| Easterlings | Men from a country to the East allied with Sauron. |
| Pelargrir | Kingdom to the south of Gondor, ally of Gondor. |
| Orodruin | Mount Doom. |
| Eagles | Of divine origin, they were sent to Middle Earth to help protect it. |
| Stybba | Merry's pony. |
| Lotho Pimple | Son of Lobelia Baggins and new "Chief" in the Shire. |
| Pukel Men | Statues of a primitive culture, the Wild Men. |
| Black Gate | Front entrance to Mordor. |
| Rivendell | Home of Elrond, elvish stronghold. In Elvish, "Imladris." |
| Nazgul | The Ringwraiths, Black Riders. The nine human kings given the 9 rings of power, they are neither alive nor dead. |
| Meduseld | The Golden Hall of Theoden. |
| Karadhras | Mountain that the Fellowship tries to cross but cannot. |
| Corsairs of Umbar | Pirates who are allies to Sauron. |
| Bill | Originally Bill Ferny's pony, it is adopted by Sam. |
| Bill Ferny | Man of Bree who spies for Saruman, ends up in the Shire. |
| Vilya | One of the three Rings of Power given to the Elves. The most powerful of the three, it is worn by Elrond. |
| Lobelia | Sackville-Baggins, cousin of Bilbo who buys Bag End. Mother of Lotho. |
| The Gaffer | Sam's father. |
| Barad D'ur | Sauron's tower. |
| Lugburz | Orc name for Barad D'ur. |
| Theoden | King of Rohan, he falls in the Battle of the Pelennor Fields. |
| Perian (Periannath) | Name given to the hobbits in Gondor. |
| Uruk-Hai | Half Goblin, half human, they are bigger, stronger, and meaner than orcs. |
| Denethor | Last Steward of Gondor. |
| Southfarthing | District in the Shire known for its fine pipe weed. |
| Wormtongue | Grima, servent of Saruman. |
| Galadriel | Powerful elf queen and ruler of Lothlorien. |
| Peregrin Took | Friend of Frodo and member of the Fellowship. |
| Gandalf | First gray then white wizard; caretaker of Middle Earth. |
| Dunharrow | Where the Paths of the Dead are located. |
| Emen Muil | Mountains that must be crossed by Sam and Frodo, with help from Gollum. |
| Entings | Ent children. There are none. |
| Crebain | Crow-like spies of Saruman. |
| Osgiliath | Former capital city of Gondor, in ruins. |
| Sauron | Maker of the One Ring and the Embodiment of Evil. |
| Mallorn | Tree that grows in Lothlorien. |
| Sting | Frodo's sword, it glows blue when orcs are near. |
| Arwen | Evenstar, daughter of Elrond. |
| Elfstone | Name given to Aragorn. |
| Bergil | Son of Beregond, he shows Pippin the city. |
| Isildur | Ancestor of Aragorn who cuts the ring off Sauron's hand. |
| Woses | Wild Men who help the Rohirrim approach Minas Tirith undetected. |
| Edoras | Capital of Rohan. |
| Elrond | Ruler of Rivendel and holder of Nenya. |
| Bilbo | Frodo's uncle and formerly the bearer of the ring. |
| Harad | Country in the south allied to Sauron. |
| Athelas | Kingsfoil, a medicinal plant. |
| Palantir | Seeing stone. Seven of them were made for Gondor. One is used by Saruman, one by Denethor, and one by Sauron. |
| Wargs | Wolf-like creatures ridden by the orcs. |
| Dead Warrior | He is found in the Paths of the Dead near a door that he could not open. |
| Aragorn | Elessar, Elfstone, Ranger, King of Gondor. |
| Undying Lands | The realm that the elves sail to at the end of the Third Age. |
| Dol Amroth | Kingdom allied to Gondor, ruled by Prince Imrahil. |
| Orcs | Once elves, they were deformed and twisted to serve the Dark Lord. |
| With King of Angmar | Leader of the Nazgul, destroyed by Eowyn in the Battle of the Pelennor Fields. |
| Deagol | Cousin of Smeagol, he is killed by Smeagol over the ring. |
| Eowyn | Niece of Theoden, sister of Eomer. Defeats the Witch King in battle. |
| Mumakil | Oliphants, creatures ridden by the Harradrim. |
| Entwives | Wives of Ents, they are missing. |
| Sharkey | Name used by Saruman in the Shire. |
| Pelannor Fields | Location of the last great battle in the book. |
| Green Dragon | Inn in the Shire. |
| Prancing Pony | Inn in Bree. |
| Narya | One of the three Rings of Power given to the Elves. Held by Gandalf. |
| Herugrim | Theoden's sword. |
| Glamdring | Gandalf's sword. |
| Lembas | Elven bread. Just a little goes a long way. |
| Sammath Naur | The Cracks of Doom--where the One Ring was forged. |