The most popular etymology is that the name is from the Frisian word for “rich”, however, it has also been used as a short form of Henrike or Frederieke.
Currently, both Rieke and Rike are the 204th most popular female names in Germany, (2011).
Other forms of the name include:
- Rikke (Danish)
- Rika (Dutch/Swedish)
- Riikka (Finnish)
- Rieke (German)