Surname Tenebrae (Tenebro 
, Tenebre 
, Tenebrae 
) , in the world, is quite a rare family name. The surname Tenebrae is characteristic of Philippines, where it is quite a rare surname, Malta, and Bahrain, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Philippines, Algeria, and Saudi Arabia.
| VARIANT | COUNTRY |
|---|---|
| Tenebro | Saudi Arabia, Philippines, Bahrain, United Arab Emirates, United States |
| Tenebre | Philippines, Brazil, Italy, France, United States |
| Tenebrae | Brazil, Malta, United States, France |
| Ténèbres | Algeria, France |