Family name Kruglovs (Kruglovs 
) , across the world, is a rare cognomen. The cognomen Kruglovs is habitual in Latvia, where it is quite a rare surname, Estonia, where it is a rare surname, and Czechia.
| VARIANT | COUNTRY |
|---|---|
| Kruglovs | Estonia, Spain, Czechia, Latvia, United Kingdom |
| georgijs kruglovs Latvian ceramicist, LV (b. 1905) |
|