Family name Ratheiser (Ratheiser 
) , around the globe, is a rare surname. The surname Ratheiser is habitual in Western Europe, particularly Austria, where it is quite a rare surname, Switzerland, where it is a very rare surname, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Ratheiser | Germany, South Africa, Austria, Switzerland, India |
| gershom manfred hubert ratheiser (b. 1966) |
|