in various usages, from the gentle boy hero of Frances Hodgson Burnett's popular novel "Little Lord Fauntleroy" (1885). The family name is from mid-13c., literally "son of the king" (Anglo-French Le Enfant le Roy).
Examples from the Web for fauntleroy
And on his return to the Castle, Fauntleroy had repeated her words to his grandfather.
Then came the descriptions of the new Lord Fauntleroy and his mother.
Mrs. Fauntleroy had been some years dead, and they ruled the house, and nearly ruled the lawyer.Mildred Arkell, Volume II (of 3)|Mrs. Henry Wood
Fauntleroy, say to them that you thank them for their kindness.
What sort of return had I made for Mr. Fauntleroy's fatherly kindness to me?The Queen of Hearts|Wilkie Collins