Last name Ondrejička (Ondrejička 
) , all over the world, is a very rare surname. The cognomen Ondrejička is habitual in Eastern Europe, particularly Slovakia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ondrejička | Slovakia |
Ondrejicka, and Ondrejičková
| gejza ondrejička SK (b. 1903) |
|
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| mikuláš ondrejička SK (b. 1910) |
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|
erik ondrejička SK (b. 1964) |
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| slavomír ondrejička SK (b. 1948) |
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| peter ondrejička SK (b. 1994) |
|