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Cognomen Ondracek (Ondracek
, Ondráček
) , in the world, is quite a rare last name. The surname Ondracek is characteristic of Czechia, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Slovenia, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Czechia, the United States, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Ondracek | Czechia, Austria, Slovakia, United States, Germany |
| Ondráček | Czechia, United States |