Cognomen Racuk (Racuk 
) , worldwide, is a very rare family name. The family name Racuk is habitual in New Zealand, where it is a very rare surname, Argentina, and the United Kingdom, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Argentina, India, and New Zealand. Also, Racuk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Racuk | Argentina, New Zealand, United States, India, United Kingdom |