Quote Originally Posted by Berephon View Post
Bronwë is the Sindarin word for Endurance. There is no actual lore significance. When I recommended the name, I had not realized that it is also what the Elves called Frodo when he sailed West.
and to answer another part of the original question - while its possible it was named for someone's folly... I suspect its named folly in the architectural sense: a costly ornamental building with no practical purpose, esp. a tower or mock-Gothic ruin built in a large garden or park.