Last name Obruča (Obruča 
) , worldwide, is a very rare cognomen. The cognomen Obruča is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Obruča | Czechia |
|
rudolf obruča CZ (b. 1874) |
|
| josef obruča CZ (b. 1843) |
|
|
| josef obruča (b. 1890) |
|
|
| lubomír obruča CZ (b. 1928) |
|
|
| stanislav obruča researcher ORCID ID = 0000-0002-9270-195X, CZ (b. 1982) |
|