All around the world, Venancius (Venancius 
) is a very rare masculine first name. The forename Venancius is characteristic of Tanzania, where it is a very rare masculine name, Brazil, and India, where it is an extremely rare masculine name. Much less frequently, Venancius is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Venancius | Tanzania, Brazil, India, Nigeria, United States |