who wrote the aforementioned novels?
J. R. R. Tolkien
Tom Bombadil
Bombadil is best known from his appearance as a supporting character in Tolkien's high fantasy epic "The Lord of the Rings", published in 1954 and 1955. 
who played tom bombadil in lord of the rings He was played by Norman Shelley in the 1955–1956 BBC radio adaptation of "The Lord of the Rings". what is this character in the film? The character was not present in the movie adaptations of "Lord of the Rings" were does this character appeared? In a poem called "The Adventures of Tom Bombadil" and as a supporting character in the high fantasy epic novel "The Lord of the Rings".
wiki:5346150
Tom Bombadil [SEP] Introduction
A likely source is the demigod Väinämöinen in the 1849 epic poem "Kalevala", with many points of resemblance. Scholars have noted that he is the spirit of a place, a "genius loci".