Olof Alfred Gigon (28 January 1912 – 18 June 1998) was a Swiss classical philologist.
In 1937, he qualified as an assistant professor with an investigation of Theophrastus's About the winds.
In 1939, at the age of 57 years, Gigon was called a professor of classical studies at the University of Fribourg.
After the Second World War, from 1946 to 1948, he was a guest professor teaching at the University of Munich.
In 1948, Gigon was appointed professor of Latin Studies at the University of Bern, where he worked until his retirement in 1982 and beyond.