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, United Arab Emirates, Philippines, United States, Bahrain |
| Tenebre | Italy, Philippines, United States, France, Brazil |
| Tenebrae | Malta, France, Brazil, United States |
| Ténèbres | Algeria, France |