Claim: Boromir is mentioned in The Return of the King.

Boromir is a fictional character in J. R. R. Tolkien 's legendarium . He appears in the first two volumes of The Lord of the Rings -LRB- The Fellowship of the Ring and The Two Towers -RRB- , and is mentioned in the last volume , The Return of the King .  He is the heir of Denethor II -LRB- the 26th Ruling Steward of Gondor -RRB- and the elder brother of Faramir . In the course of the story Boromir joins the Fellowship of the Ring .   Boromir is portrayed as a noble character who believes passionately in the greatness of his kingdom , who would have defended its people to the last . Boromir 's great stamina and physical strength , together with a forceful and commanding personality , made him a widely admired commander in Gondor 's army : he was made Captain of the White Tower , and quickly became Captain-General , also bearing the title High Warden of the White Tower . He was also heir apparent to the Stewardship . Boromir led many successful forays against Sauron 's forces , prior to his journey north to Rivendell , which brought him great esteem in the eyes of his father , Denethor .