Varian may refer to:
People:
- Varian Fry (1907-1967), American journalist who helped thousands escape from Nazi-occupied Europe during World War II
- Varian Lonamei (born 1962), Minister for Aviation, Communication and Meteorology, and member of the National Parliament of the Solomon Islands
- Hal Varian (born 1947), Google's chief economist
- Isaac Varian (1793-1864), American politician and mayor of New York
- John Osborne Varian (1863-1931), Theosophist affiliated with the Temple of the People and the utopian community of Halcyon, California
- Russell Varian (1898-1959), co-founder of Varian Associates
- Sigurd Varian (1901-1961), co-founder of Varian Associates
- Sheila Varian, breeder of Arabian horses
Companies:
- Varian Associates, an electronics company which split up into three companies in 1999:
- Varian Medical Systems, a manufacturer of medical equipment
- Varian, Inc., a manufacturer of scientific instruments, now part of Agilent Technologies
- Varian Semiconductor, a supplier of equipment for semiconductor manufacturers, now part of Applied Materials
- Varian Data Machines, a division of Varian Associates which made minicomputers
Other:
- Varian, Iran, a village in Alborz Province, Iran
- USS Varian (DE-798), a U.S. Navy World War II destroyer escort
- Varian, one of the Baronies of Gwynedd (fictional) in the Deryni fantasy universe of author Katherine Kurtz