Cognomen Rajci (Rajci 
) , worldwide, is a rare last name. The last name Rajci is habitual in Croatia, where it is quite a rare surname, Slovakia, where it is a rare surname, and Hungary, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Slovakia, Croatia, and India. Much less frequently, Rajci is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rajci | Hungary, Australia, Slovakia, Croatia, India |