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Family name Koika (Койка , Koika , Коика ) , all around the world, is a rare surname. The surname Koika is habitual in Bulgaria, where it is quite a rare surname, Greece, and Tanzania, where it is a very rare surname. Measured by absolute frequency, it is commonest in Bulgaria, Greece, and Russia. Also, Koika is the forename as well as the last name.
VARIANT | COUNTRY |
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Койка | Ukraine, Russia, Kazakhstan, Bulgaria |
Koika | Greece, Russia, India, United States, Tanzania |
Коика | Russia |