Bregalad
From Tolkien Gateway
Bregalad (galad = tree) was the 'hasty' Ent known to the Hobbits as 'Quickbeam', who befriended Meriadoc Brandybuck and Peregrin Took during the Entmoot that preceded the Ents' attack on Isengard. Bregalad later played an important role in that attack himself.
