Last name Eutychus (Eutychus 
) , globally, is a very rare family name. The last name Eutychus is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is a very rare surname. Predominantly, Eutychus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eutychus | Kenya, Nigeria, Saint Lucia, United States, France |
| t. aelius aug.lib. eutychus adiutor a vinis in the middle of the second century, VA |
|
Matu, Yewadan, Motanya, Mbuthia, Cockman, Kariuki, Kamuiru, Waweru, Thiongo, Nyalita, Njambuya, Wanjohi, Wambugu, Mathenge, Biscette, Thiong'O, Kareithi, Fabien, Ngatia, Musa, John, Maina, Mwiti, Banug, Rolle, Nyoike, James, Mutahi, Mwenda, Angoro, Bagaka, Karuru, Kinyua, Mingle, and Kangarua