Notary

A Notary is an NPC that allows players to select and modify their surname, as well as manage their relationships.

From NPC Notary:
A notary allows players to select and modify their surname, as well as cancel adopted relationships. To be eligible for a surname a player must be at least level 15. When selecting a surname it is important to keep in mind the same restrictions apply as with the primary name. No profanity or gibberish is permitted inside of a surname.

A notary will charge 10   for their services.

NPC	Location	Region
Bonnie Milkweed	Bree-town Hall	Bree-land
Lubathred	Duillond	Ered Luin
Wárr Ink-sleeve	Thorin's Hall - The Great Hall	Ered Luin
Wistan Whitfoot	Town Hole, Michel Delving	The Shire
Calbeniel	The Forges of Rivendell	Trollshaws
Calbeniel	The Market of Rivendell	Trollshaws
Glorielhen	Rivendell	Trollshaws