Athanasius (given name)
| Gender | Male | 
|---|---|
| Other gender | |
| Feminine | Athanasia | 
| Origin | |
| Word/name | Greek | 
| Meaning | Immortal | 
| Region of origin | Greece | 
| Other names | |
| Related names | Athanasios, Athanassios, Athnasious, Atanasio, Atanacio, Athanase, Atanas, Athanasiy, Afanasy, Thanasis, Athan, Athos, Panas | 
Athanasios (Greek: Αθανάσιος), also transliterated as Athnasious, Athanase or Atanacio, is a Greek male name which means "immortal". In modern Greek everyday use, it is commonly shortened to Thanasis (Θανάσης), Thanos (Θάνος), Sakis (Σάκης), and Nasos (Νάσος).
The female version of the name is Athanasia (Greek: Αθανασία), shortened to Sia (Σία) or Nancy (Νάνσυ).
Notable people with this name include: