- 'Ain Samiya goblet
- *Pria
- A'akuluujjusi
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- Aamon
- Aani
- Aatxe
- Aayaase
- Abaangui
- Abaddon
- Abaddon (disambiguation)
- Abarbarea
- Abarbarea (wife of Bucalion)
- Abaris
- Abarta
- Abas
- Abaçaí
- Abcán
- Abderus
- Abellio
- Abezethibou
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- Adephagia
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- Ae-oyna Kamuy
- Aeacidae
- Aeacus
- Aed
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- Aegle
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- Aether
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- Aethiopians
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- Aetna
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- Aibell
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- Ailill mac Máta
- Aim
- Aimend
- Ajax
- Akheilos
- Akhlut
- Akna
- Akuanduba
- Akurra
- Al-Kutbay
- Al-Mihraj
- Al-Qooah
- Al-Uq
- Al-Wakwak
- Al-Ḥāriṯ
- Alaisiagae
- Alal
- Alamoa
- Alastor
- Alcaeus
- Alchemy
- Alcmene
- Alcyone (Daughter of Atlas)
- Alebion
- Alecto
- Alector
- Alexiares and Anicetus
- Alfheimr
- Alien
- Alignak
- Allah
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- Allāt
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- Alp
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- Alphyn
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- Am-heh
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- Amaguq
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- Amalthea
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- Amarok
- Amaterasu
- Amazake-babā
- Amazonomachy
- Amazons
- Ambikā
- Ambrosia
- Ambālikā
- Amduscias
- Ame-No-Hohi
- Ame-No-Oshido-Mimi
- Ame-No-Wakahiko
- Ame-no-Minakanushi
- Ame-no-Ohabari
- Ame-no-Uzume
- Ame-onna
- Amechania
- Amergin Glúingel
- Amihan
- Ammit
- Amphiaraus
- Amphion
- Amphiptere
- Amphirho
- Amphisbaena
- Amphitrite
- Amphitryon
- Amu-Aa
- Amulius
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- Amy
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- Anat
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- Ancient Greece
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- Ancient Rome
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- Angantýr Arngrímsson
- Angatupry
- Angel
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- Angelos
- Angeoa
- Anglo-Saxon paganism
- Angra
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- Anhangá
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- Aningan
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- Anna Perenna
- Annarr
- Annwn
- Anola
- Anpetu Wi
- Anput
- Anshar
- Ansuz
- Antaeus
- Antenor
- Antero Vipunen
- Antichrist
- Antu
- Antã
- Antínoös
- Anu
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- Anubis/Gallery
- Anuket
- Anytos
- Anzar
- Ao Ao
- Ao ao
- Apate
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- Apkallu
- Aplu (Etruscan deity)
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- Apollonic Muses
- Apsulov: End of Gods
- Aqen
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- Arabian mythology
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- Arion
- Aristaeus
- Arjuna
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- Arkaroo
- Arke
- Arnakuagsak
- Arngrímr
- Arquetu
- Art deity
- Artemis
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- Artio
- Aruru
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- Asbolus
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- Asclepius
- Asgard
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- Ash
- Ashanti mythology
- Ashiarai yashiki
- Ashnan
- Asia (Oceanid)
- Askr and Embla
- Asmodeus
- Aspidochelone
- Astaroth
- Aster
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- Asterius
- Asterodia
- Asterope (Oceanid)
- Astra Planeta
- Astraeus
- Astrild
- Astyanax
- Astydamia
- Asura
- Aswang
- Atalanta
- Atarsamain
- Ate
- Atef
- Aten