Family name Blagdon (Blagdon 
) , worldwide, is a rare cognomen. The last name Blagdon is habitual in Canada, where it is a rare surname, Ireland, and New Zealand. In absolute terms, it most frequently occurs in Canada, the United Kingdom, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Blagdon | Canada, Australia, United States, United Kingdom, Ireland |
| francis william blagdon English author and translator (b. 1778) |
|