Zaragamba is the actual name of the Hobbitish old family-name "Oldbuck".
When Gorhendad, travelled east and founded Buckland on the Shire's borders, the family name changed to Brandagamba.
The name contains the elements zara, "old" and gamba, "buck".
- ↑ J.R.R. Tolkien, The Lord of the Rings, Appendix F, "On Translation"