Cognomen 瑞肯 (Reinke 
, Richen 
, 瑞肯 
) , around the world, is a common surname. The surname 瑞肯 is habitual in Germany, where it is quite a common surname, the United States, where it is quite a rare surname, and Switzerland. Not in comparison with a country's population, this name is the most popular in Germany, the United States, and Brazil. Much less frequently, 瑞肯 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reinke | Brazil, Poland, Australia, United States, Germany |
| Richen | Brazil, France, Australia, United States, Germany |
| 瑞肯 | China |