Kais or KAIS may refer to:

Places Kais, Khenchela, a town in Algeria Kaïs District Kai Islands, an island group in Indonesia

People Angela Kais (born 1980), Malaysian former footballer Kaarel Kais (born 1974), Estonian volleyball player Kristjan Kais (born 1976), Estonian beach volleyball player Kais Nashef (born 1978), Palestinian and German actor Kais Saied (born 1958), president of Tunisia Kais Yâakoubi (born 1966), Tunisian former footballer Kais al-Zubaidi (1939–2024), Iraqi film director

Other uses Kais language KAIS International School KAIS (FM), a radio station (90.3 FM) licensed to serve Salem, Oregon, United States KYKL (FM), a radio station (90.7 FM) licensed to serve Tracy, California, United States, which held the call sign KAIS from 2010 to 2016 KAKI (FM), a radio station (88.1 FM) licensed to serve Juneau, Alaska, United States, which held the call sign KAIS from 2008 to 2010

See also Kai (disambiguation)