Last name Бойл (Boel 
, Boyle 
, Boila 
) , around the world, is a common family name. The cognomen Бойл is characteristic of Northern Europe, particularly Ireland, where it is a common surname, Jersey, where it is quite a common surname, and Isle of Man (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Ireland. Much less frequently, Бойл is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boel | Australia, Canada, United Kingdom, United States, Belgium |
| Boyle | Australia, Canada, Ireland, United Kingdom, United States |
| Boila | Australia, Canada, New Zealand, United Kingdom, United States |
| Бойл | Russia, Ukraine, Kyrgyzstan |