Last name Farnington (Farnington 
) , around the globe, is a very rare surname. The last name Farnington is characteristic of Canada, where it is a very rare surname, the United Kingdom, and the United States, where it is an extremely rare surname. Much less frequently, Farnington is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Farnington | Spain, Canada, United States, United Kingdom |