Kaegi or Kägi is a surname. Notable people with the surname include:
- Adriana Kaegi (born 1957), Swiss entertainer
- Gottfried Kägi (born 1911), Swiss skeleton racer who competed in the late 1940s
- Walter Kaegi (1937–2022), historian and scholar of Byzantine History, and professor of history in the University of Chicago
- Werner Kaegi (1901–1979), Swiss historian
- Werner Kaegi (composer) (1926–2024), Swiss electronic music composer, musicologist and educator
See also
edit- Kägi Söhne, Swiss biscuit and chocolate company