Cognomen Raikas (Raikas 
) , globally, is a very rare last name. The cognomen Raikas is characteristic of Finland, where it is a rare surname, the United States, where it is an extremely rare surname, and India. Very seldom, Raikas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Raikas | Germany, India, Finland, United States |
| yrjö raikas FI (b. 1888) |
|
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| pirkko raikas Finnish athletics competitor, FI (b. 1924) |
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