Family name Byfield-Bowen (Byfield-Bowen 
) , in the entire world, is an extremely rare surname. The last name Byfield-Bowen is habitual in Northern Europe, particularly the United Kingdom, where it is an extremely rare surname. Parts of the name also exists independently as a last name Byfield, and a last name Bowen.
| VARIANT | COUNTRY |
|---|---|
| Byfield-Bowen | United Kingdom |