Kaas (surname)
Kaas is a surname. Notable people with the surname include:
- Erling Kaas, Norwegian pole vaulter
- Herman Munthe-Kaas, Norwegian architect
- Hugo Munthe-Kaas, Norwegian intelligence agent and resistance fighter
- Jon Kaas, professor and scientist
- Ludwig Kaas, Roman Catholic priest and German politician
- Nikolaj Lie Kaas, Danish actor
- Patricia Kaas, French singer and actress
- Preben Kaas, Danish actor
- Niels Kaas, Danish 16th century politician and diplomat
- Carl Waaler Kaas (born 1982), Norwegian orienteering competitor