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 | India, Finland, United States, Germany |
| yrjö raikas FI (b. 1888) |
|
|
| pirkko raikas Finnish athletics competitor, FI (b. 1924) |
|