WHIZ or Whiz may refer to:
- WHIZ (AM), a radio station (1240 AM) licensed to Zanesville, Ohio, United States
- WHIZ-FM, a radio station (92.7 FM) licensed to South Zanesville, Ohio, United States
- WHIZ-TV, a digital television station (channel 40, PSIP 18) licensed to Zanesville, Ohio, United States
- WHIZ (comics), a fictional radio station in Fawcett Comics' and DC Comics' comic books
- Whiz Comics, a comic book anthology from 1940-1952
- Whiz kid, a stock character with a specific personality type