Surname Jirk (Jirk 
) , across the world, is a very rare cognomen. The family name Jirk is habitual in Czechia, where it is a rare surname, Pakistan, where it is an extremely rare surname, and Germany. Much less frequently, Jirk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jirk | United States, Czechia, Germany, Pakistan, India |