After the destruction of Númenor, Isildur and his brother Anárion fled to Middle-earth. They and their ships landed in the southern part of Middle-earth, where they founded the realm of Gondor. Isildur fought in the "Last Alliance of Elves and Men" under the command of his father Elendil. Isildur cut off the One Ring from Sauron's hand. Elrond and Círdan told Isildur to destroy the One Ring, but Isildur did not want to and kept it. It was decided that Isildur would rule the northern kingdom Arnor afer his father. When Isildur journeyed north, he and his company were attacked by Orcs. Isildur was killed and the One Ring was lost. His oldest sons Elendur, Aratan, and Ciryon were also killed. Isildur's youngest son Valandil became King of Arnor after him.
Anárion, son of Elendil, was the co-founder of Gondor.
After the destruction of Númenor, the brothers Isildur and Anárion fled to Middle-earth. They and their ships landed in the southern part of Middle-earth, where they founded the realm of Gondor. Anárion fought in the "Last Alliance of Elves and Men" under the command of his father Elendil, and was killed. His son Meneldil became king of Gondor after him, while Isildur went to rule the northern kingdom Arnor.
Aragorn II, son of Arathorn, is a main character in "The Lord of the Rings". He is the son of Arathorn II and Gilraen. After his father's death he becomes "Chieftain of the Dúnedain".
He is a member of the "Fellowship of the Ring". After the War of the Ring, at the end of the book, Aragorn becomes King Elessar Telcontar of the Reunited Kingdom of Arnor and Gondor. Aragorn marries Arwen, and becomes the father of a son named Eldarion, and several daughters. His son Eldarion becomes king after him.
Boromir is a main character in "The Lord of the Rings". Boromir is the son of Denethor II, the Steward of Gondor. Boromir led Gondor's soldiers in the fight against Sauron, before he went to Rivendell. He is a member of the "Fellowship of the Ring". At Amon Hen, he goes slightly insane over the Ring. He dies after protecting Merry and Pippin from Saruman's Orcs.
Denethor II is the Steward of Gondor, and rules Gondor at the time of the "War of the Ring". He married Finduilas of Dol Amroth, and is the father of Boromir and Faramir. During the "Battle of the Pelennor Fields" he goes insane and burns himself, thinking they would lose the war and get killed anyway.
Eldarion is the son of Aragorn II and Arwen Undómiel. After his father's death he becomes King of Arnor and Gondor.
Faramir son of Denethor II, brother of Boromir. Faramir also led Gondor's soldiers in the fight against Sauron's Orcs and Men, and did so often in Ithilien. He became Steward of Gondor after his father's death. After the War of the Ring, Aragorn made him Prince of Ithilien. He married Éowyn.
Théoden was King of Rohan at the time of the "War of the Ring". He died at the "Battle of the Pelennor Fields". His nephew Éomer became king after him.
Éomer, son of Éomund, brother of Éowyn, was the nephew of King Théoden. In the War of the Ring, Éomer fought in the Battle of the Hornburg, the Battle of the Pelennor Fields, and the Battle of the Morannon. Éomer became the next King of the Rohirrim after Théoden.
Éowyn, daughter of Éomund, sister of Éomer, was the niece of King Théoden. With the help of the hobbit Meriadoc Brandybuck, she killed the Witch-king of Angmar in the "Battle of the Pelennor Fields". After the War of the Ring she married Faramir, and became the Lady of Ithilien.
Gríma, son of Galmod, called Wormtongue, was at first servant of King Théoden. But then he secretly worked for Saruman. Gríma became Théoden's advisor, and worked to weaken him. When Gandalf made the King better, Gríma fled to Isengard. In the end, he goes with Saruman to the Shire. After the hobbit uprising, Gríma kills Saruman; Gríma is killed by hobbit archers.
In The Lord of the Rings movie series, Gríma kills Saruman in Isegard, then he is shot and killed by Legolas.
Bard the Bowman was a man from Lake-town. He was an archer. In "The Hobbit" he shoots the dragon Smaug and kills him. Afterwards, Bard becomes King of Dale, and old city at the foot of the Lonely Mountain that had been abandoned because of the dragon.
Balin son of Fundin is one of the dwarves in Thorin Oakenshield's company during the Quest of Erebor. He is the elder brother of Dwalin.
Dáin II Ironfoot was King under the Mountain in the dwarven realm Erebor after Thorin Oakenshield. Dáin was killed during the War of the Ring. His son, Thorin III Stonehelm, became king after him.
Gimli son of Glóin, is a main character in "The Lord of the Rings". He is a member of the "Fellowship of the Ring".
Glóin son of Gróin is one of the dwarves in Thorin Oakenshield's company during the Quest of Erebor. He is the younger brother of Óin. Glóin's son is Gimli.
Fíli and Kíli were the nephews of Thorin Oakenshield. They were the sons of Dís, Thorin's sister. They went with their uncle on the Quest of the Lonely Mountain, told in "The Hobbit". They were killed in the "Battle of Five Armies", while they were defending Thorin.
Thorin II Oakenshield, son of Thráin II, was leader of Durin's folk and "King under the Mountain". He is the leader of the group that tries to take back the Lonely Mountain from the dragon Smaug in "The Hobbit". He is wounded in the "Battle of Five Armies" and dies. Dáin II Ironfoot becomes "King under the Mountain" after him. Thorin has a sister, Dís, who has two sons Fíli and Kíli.
"See also": Hobbit
Bilbo Baggins is a main character in the books "The Hobbit" and "The Lord of the Rings". Bilbo goes on an adventure with the dwarves, the Quest of Erebor. During this journey he finds the One Ring. He also gets a small sword which he names "Sting", and a small Mithril-shirt. Bilbo later adopts Frodo Baggins. On his 111th birthday, Bilbo leaves the Shire and goes to Rivendell, giving the Ring to Frodo.
At the end of the Third Age, Bilbo left Middle-earth for Valinor, together with Frodo and the bearers of the Elven Rings.
Frodo Baggins is a main character in the book "The Lord of the Rings". Frodo is adopted by his uncle Bilbo Baggins. He inherits Bilbo's home "Bag End" and the One Ring from Bilbo. Frodo is the Ring-Bearer and a member of the "Fellowship of the Ring". With the Fellowship, Frodo goes on the quest to destroy the One Ring.
At the end of the Third Age, Frodo left Middle-earth for the Undying Lands, together with Bilbo and the bearers of the Elven Rings.
Meriadoc Brandybuck, called Merry, is a main character in the book "The Lord of the Rings". He is Frodo's cousin. He is a member of the "Fellowship of the Ring". At the "Battle of the Pelennor Fields" he helps Éowyn kill the Witch-king of Angmar. He becomes a Knight of Rohan. After the war he marries Estella Bolger, and becomes Master of Buckland.
Samwise Gamgee, called Sam, is a main character in the book "The Lord of the Rings". He is Frodo's gardener and servant. He is a member of the "Fellowship of the Ring".
When the Fellowship breaks at Amon Hen, Sam is the only one who goes on with Frodo on their journey to Mordor. If not for Samwise Gamgee, Frodo would not have made it into Mordor or destroyed the Ring. After the War of the Ring, Sam marries Rose Cotton and lives in Bag End.
Peregrin Took, called Pippin, is a main character in the book "The Lord of the Rings". He is Frodo's cousin. He is a member of the "Fellowship of the Ring".
Gollum is an important character in "The Hobbit" and "The Lord of the Rings". Originally he was a hobbit named Sméagol, who found the One Ring after Isildur lost it. Gollum went to live under the Misty Mountains; there he kept the Ring for over 500 years, and in that time the Ring changed him to look less like a hobbit. He often called the Ring his "precious". Gollum lost the One Ring, which was then found by Bilbo Baggins in "The Hobbit".