Riis
Riis is a surname. Notable people with the surname include:
- Asbjørn 'Bear' Riis, Danish professional wrestler
- Bendik Riis, Norwegian artist
- Bjarne Riis, Danish former professional road bicycle racer turned team owner and manager
- Einar Riis, Norwegian aircraft broker and consul in Rome
- Fredrik Riis, Norwegian county governor
- Jacob Riis, Danish-American journalist, photographer, and social reformer
- Hilde Riis, Norwegian cross-country skier
- Nelson Riis, Canadian businessman and former politician
- Povl Riis, Danish gastroenterologist
- Sharon Riis, Canadian writer
