Cognomen Rahmanzada (Rahmanzada 
) , all around the world, is a very rare surname. The last name Rahmanzada is habitual in Canada, where it is an extremely rare surname, Germany, and the United Kingdom. Not in comparison with a country's population, it is commonest in Germany, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Rahmanzada | Germany, Canada, United Kingdom, United States |
| ahad rahmanzada IR (b. 1939) |
|