Nickolaus
Nickolaus is a given name and a surname. Notable people with this name include the following:
Given name
- Nickolaus Hirschl (1906–1991), Austrian wrestler
- Nickolaus Mowrer, known as Nick Mowrer (born 1988), American sport shooter.
Surname
- John M. Nickolaus Jr. (1913–1985), American cinematographer