KZ, K-Z, Kz, or kz may refer to:
The Kzinti (singular Kzin) are a fictional, very warlike and bloodthirsty race of cat-like aliens in Larry Niven's Known Space series.
KZEP-FM (104.5 FM) is a Spanish CHR radio station broadcasting in and around San Antonio, Texas, United States.
KZJO, channel 22, is a MyNetworkTV-affiliated television station located in Seattle, Washington, USA. The station is owned by the Tribune Broadcasting subsidiary of the Tribune Media Company, as part of a duopoly with Tacoma-licensed Fox affiliate KCPQ (channel 13).
KZDG (1550 AM; "Radio Zindagi") is a radio station in San Francisco, owned by CBS Radio and programmed by Cinemaya Media.
Kristine Zhenie Lobrigas Tandingan (born March 11, 1992), mononymously known as KZ, is a Filipino singer.
KZIZ (1560 kHz) is a commercial AM radio station licensed to Pacific, Washington and serving the Seattle-Tacoma media market.
KZJK (104.1 FM) is a radio station broadcasting the adult hits "Jack FM" format in the Minneapolis-St.
KZGD (1390 AM) is an American radio station licensed to serve Salem, Oregon, United States. The station, founded in 1934 as KSLM, is currently owned by Edward C.
KZZP (104.7 FM, "'104.7 KISS FM"') is a Mainstream Top 40 radio station serving the Phoenix/Scottsdale, Arizona Metro area.