Ay Dede

Ay Ata
Moon
Abode	6th floor in the Sky
Symbol	Moon
Personal Information
Consort	Gun Ana
Parents	Kayra and Yer Tanrı
Siblings	Umay Ülgen Erlik Koyash Gun Ana

Ay Ata (Turkish & Azerbaijani: Ay Ata, Cyrillic: Ай Ата; sometimes Ay Tanrı or Ay Dede, or Turkish: Ay Dede, Turkmen: Aý Däde, Azerbaijani: Ay Dədə) is one of the mythological entities in Turkic mythology and Tengrism. In English, the meanings are: Ay Ata: Father Moon, Ay Dede: Grandfather Moon and Ay Tanrı: The Moon God.

According to the mythology, he is a moon god, and he has been living in sixth floor of the sky with Gun Ana (Turkish: Gün Ana), the sun goddess, who he is coupled with. While Gün Ana is symbol of warmness and hotness, Ay Dede is the symbol of cold.

In Turkey, he is well known in modern times, Ay Dede is popular amongst children due to tales being told about him. The mythology is more common amongst Central Asian Turks, such as Altaians and Yakuts, who still have populations who actively practice Tengrism.

Notably, in the Epic of Oghuz Khan, Ay Tanrı also is mentioned as the father of Oghuz Khan, even though that part remains somewhat unclear. It's also notable Oghuz Khan's second son was named Ayhan (Ay Khan, "moon khan").

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Wikipedia