Family name Brklje (Brklje 
) , all over the world, is a very rare surname. The cognomen Brklje is habitual in Croatia, where it is a rare surname, Australia, where it is a very rare surname, and Canada. Measured by absolute frequency, this name is the most popular in Croatia, Australia, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Brklje | Australia, Germany, Canada, Croatia |