Bilbo Baggins

Bilbo Baggins is the main protagonist of The Hobbit trilogy and a supporting character in The Lord of the Rings.

The Hobbit trilogy
In TA 2941, Bilbo Baggins went on a quest with thirteen dwarves led by the dwarf king Thorin Oakenshield. However, he was separated from his companions in the Misty Mountains, where he found the One Ring. Hearing Gollum's cries of losing the Ring, Bilbo hurriedly places it in his pocket, making off with the Ring and successfully finding his companions again.

Thorin Oakenshield gave Bilbo a shirt of Mithril, which he would later pass down to his nephew, Frodo.

Future
Bilbo, along with Frodo, Elrond, Gandlaf, Galadriel and Celeborn went to live out their days in the Grey Havens due to both being Ring-bearers.

Later, Sam named his son after him