Family name Ianul (Ianul 
, Януль 
) , in all the world, is a rare cognomen. The surname Ianul is characteristic of Eastern Europe, particularly Belarus, where it is quite a rare surname, Ukraine, and Romania, where it is a rare surname. Much less frequently, Ianul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ianul | Romania, United Kingdom, South Africa, Malaysia, India |
| Януль | Russia, Kazakhstan, Ukraine, Belarus |
| vasile ianul Romanian association football player (1945-2013), RO (b. 1945) |
|