Frodo Baggins is a hobbit of the Shire and the ring-bearer - the one chosen to carry the One Ring to Mount Doom in Mordor and destroy it. Adopted by his elder cousin Bilbo Baggins after being orphaned as a child, Frodo inherits both Bag End and the mysterious ring Bilbo found on his adventure with the dwarves. When the wizard Gandalf reveals the ring's true nature - that it is the One Ring forged by the Dark Lord Sauron to dominate all of Middle-earth - Frodo volunteers to carry it to the only place it can be destroyed. Quiet, thoughtful, and deeply compassionate, Frodo is not a warrior or a wizard but an ordinary person bearing an extraordinary burden. The Ring's corruption wears on him throughout the journey, and his struggle to resist its power while pressing forward is the emotional centre of The Lord of the Rings.

The head of the Istari - the order of wizards sent to Middle-earth to oppose Sauron. Once the wisest of his order, Saruman's long study of the Enemy's methods has corrupted him. From his tower of Orthanc in Isengard, he builds his own army and schemes to claim the Ring for himself, betraying the very mission he was sent to fulfil.

Aragorn is the heir of Isildur - the last descendant of the ancient line of kings who once ruled the united kingdom of Arnor and Gondor. Raised in secret among the Elves of Rivendell under the name Strider, Aragorn has spent decades as a Ranger of the North, protecting the peoples of Middle-earth from the shadows without recognition or thanks. He joins the Fellowship of the Ring as its most experienced warrior and leader, carrying the shards of Narsil - the sword that cut the One Ring from Sauron's hand in the Second Age. His arc is one of the great threads of The Lord of the Rings, shaped by the burden of his lineage and by his long, uncertain love for the Elf Arwen Undómiel.

Boromir is the eldest son of Denethor, the Steward of Gondor, and the most conventionally heroic member of the Fellowship - a great warrior and captain who has spent his life defending his city against Sauron's forces. He joins the Fellowship representing Gondor's interests but is increasingly drawn to the Ring's power, believing it could be used to save his people.

Third Marshal of the Riddermark, nephew of King Théoden and brother of Éowyn. A fierce and loyal cavalry commander, Éomer leads Rohan's riders with a directness that sometimes puts him at odds with the politics of his uncle's court.

The younger son of Denethor, Captain of the Rangers of Ithilien. Where his brother Boromir was a warrior first, Faramir is a soldier who would rather be a scholar - thoughtful, gentle, and possessed of a moral clarity that his father mistakes for weakness.

Gandalf is a wizard - one of the Istari, immortal spirits sent to Middle-earth in mortal form to guide and counsel the free peoples in their struggle against Sauron. Known as Gandalf the Grey (and later Gandalf the White), he is the architect of the quest to destroy the One Ring, the driving force behind the alliances that oppose Sauron, and a figure of immense wisdom and power who deliberately restrains himself to let mortals find their own courage. He accompanies Bilbo on the quest to the Lonely Mountain, later guides Frodo and the Fellowship, and falls in battle with the Balrog in Moria - only to return transformed. Gandalf appears in both The Hobbit and The Lord of the Rings as perhaps the most beloved character in all of Tolkien's work.

Gimli is a Dwarf of the Lonely Mountain, the son of Glóin (one of the original members of Thorin's company in The Hobbit). He represents the Dwarves in the Fellowship of the Ring and is a fierce, proud warrior with an axe and an unwavering sense of honour. Gimli's initial distrust of Elves - particularly Legolas - gives way to one of the most celebrated friendships in the story, and his awestruck devotion to the Elf-queen Galadriel after visiting Lothlórien is one of the trilogy's most touching moments. Gimli brings humour, heart, and an outsider's appreciation for the wonders of Middle-earth to the Fellowship.

Advisor to King Théoden of Rohan, secretly in the service of Saruman. Gríma poisons the king's mind with whispered counsel, weakening Rohan from within while his master builds power in Isengard.

Legolas is a Sindarin Elf of the Woodland Realm, the son of King Thranduil of Mirkwood. He represents the Elves in the Fellowship of the Ring, bringing his people's keen senses, agelessness, and deadly skill with the bow to the quest. Legolas forms an unlikely and enduring friendship with the Dwarf Gimli - remarkable given the ancient enmity between their races - and their growing bond is one of the quieter but most affecting relationships in the story. Swift, perceptive, and at home in the wild, Legolas provides the Fellowship with a window into the Elves' perspective on Middle-earth - a world they are slowly leaving, its beauty fading as the age of Men dawns.

Meriadoc Brandybuck - Merry - is one of Frodo's closest friends and a member of the Fellowship. Intelligent, practical, and braver than he knows, Merry grows from a carefree young hobbit into a warrior who plays a pivotal role in the War of the Ring. Separated from the Fellowship after the breaking at Amon Hen, Merry is taken in by the Riders of Rohan and rides to battle at the Pelennor Fields, where he helps Éowyn defeat the Witch-king of Angmar - a feat no Man could accomplish. Merry's journey is one of finding courage and purpose far beyond the borders of the Shire.

Peregrin Took - Pippin - is the youngest member of the Fellowship, initially joining the quest out of loyalty to Frodo rather than any real understanding of its stakes. Curious, impulsive, and occasionally foolish, Pippin's missteps (looking into the palantír, alerting the goblins in Moria) drive some of the story's most tense moments. But Pippin grows enormously over the course of the trilogy - swearing service to Denethor in Gondor, fighting at the Black Gate, and ultimately returning to the Shire as one of its most capable defenders. His arc, like Merry's, is about discovering that small people can shape great events.

Samwise Gamgee - Sam - is Frodo's gardener, closest friend, and the most steadfast companion in all of Middle-earth. Recruited into the quest after being caught eavesdropping on Gandalf's conversation about the Ring, Sam accompanies Frodo from the Shire to Mordor and ultimately proves to be the indispensable heart of the mission. Where Frodo falters under the Ring's weight, Sam endures. Where the quest seems hopeless, Sam finds reason to carry on. Tolkien himself described Sam as the "chief hero" of The Lord of the Rings - an ordinary hobbit whose loyalty, courage, and love for his friend accomplish what great warriors and wise lords cannot. Sam's devotion to Frodo, his homesickness for the Shire, and his simple decency make him one of the most beloved characters in fiction.

King of Rohan, Lord of the Mark. When first encountered, Théoden is old, weary, and under the malign influence of his advisor Wormtongue. His recovery and return to leadership is one of the great redemptive arcs of The Lord of the Rings.

The oldest of the Ents - the ancient tree-herding beings who tend the forests of Middle-earth. Treebeard is slow, deliberate, and deeply suspicious of hasty action, but when roused to anger by Saruman's destruction of his forest, he proves that patience and power are not opposites.