There are multiple origins and meanings for the name:
1. Arabic name (ريحانة), comes from the Arabic word (ريحان) [rihan] - "myrtle; sweet basil".
2. Derivative of the Arabic given name Rayana/Riana - "watered; full; juicy; abundant"
Robyn Rihanna Fenty (02,20,1988), better known as simply Rihanna, is a Barbadian pop/R&B songwriter and singer.