Friis is a name of Danish origin, meaning Frisian person. It may refer to any of the following people:
Eigil Friis-Christensen, Danish geophysicist
Harald T. Friis (1893-1976), American radio engineer. There are two equations in communications theory named after him:
Friis formulas for noise
Friis transmission equation
Henrik Friis Robberstad (1901-1978), Norwegian politician
Jacob Friis (1883-1956), member of the Executive Committee of the Communist International
Jakob Johan Sigfrid Friis (1883-1956), Norwegian politician
Jakob Friis-Hansen (born 1967), a former Danish footballer
Janus Friis (born 1976), Danish entrepreneur
Johan Friis (1494-1570), Danish statesman
Jørgen Friis, Danish bishop
Kristian Friis Petersen (1867-1932), Norwegian Minister of Social Affairs
Lotte Friis (1988), Danish swimmer
Michael Pedersen Friis (1857-1944), Prime Minister of Denmark
Nicolai Friis (1815-1888), Norwegian politician
Peder Claussøn Friis (1545-1614), Norwegian author
Søren Friis (born 1976), Danish professional football midfielder
Torsten Friis (1882-1967), Swedish Air Force lieutenant general
