Kaja may refer to:
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Kaja (name), a given name, a nickname and a surname
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Kaja (singer), stage name of Vesna Milačić (born 1968), Montenegrin singer-songwriter
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''Kaja'' (newspaper), a newspaper published in Estonia between 1919 and 1935
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Kajagoogoo, a British new wave band known as Kaja from 1984 to 1985
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KAJA (FM), a radio station (97.3 FM) licensed to San Antonio, Texas, United States
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K68DJ, a television station (channel 68) licensed to Corpus Christi, Texas, United States, unofficially known as "KAJA"
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Kaja Beedi, an India beedi brand
See also
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Kaia (disambiguation)
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Kakinada Kaaja, an Indian sweet delicacy
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Khaja, a type of Indian pastry
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Kaya (disambiguation)
{{disambiguation, callsign, given name