Surname Henessey (Henessey 
) , in the world, is a very rare family name. The family name Henessey is characteristic of the United Kingdom, where it is a very rare surname, Spain, and the United States, where it is an extremely rare surname. Likewise, Henessey is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Henessey | Canada, Philippines, Spain, United Kingdom, United States |