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Names from Celtic mythology: A

Abandinus, Abarta, Abred, Achren, Aebh, Aedh, Aengus, Afagddu, Agrona, Ai, Aí, Aí Mac Ollamain, Aí Mac Ollamon, Aibell, Aíbell, Aichleach, Aífe, Ailach, Ailill Ánglonnach, Ailill Aulom, Ailill Mac Máta, Ailill Olom, Aillén, Aillinn, Aímend, Aimend, Aine, Ainge, Airmed, Airmid, Alisanos, Alisaunus, Amaethon, Amairgen, Amairgin, Amathaon, Amhairghin, An Dagda, Ana, Andarta, Andrasta, Andraste, Angau, Angus Óg, Ankou, Anluan, Annwfn, Annwn, Anociticus, Antenociticus, Anu, Aobh, Aodh, Aoi, Aoi Mac Ollamain, Aoibh, Aoibheall, Aoife, Aonghus, Araius, Aranrhod, Arawen, Arawn, Arca Dubh, Arduinna, Argetlámh, Arianrhod, Arianrod, Arionrod, Arnamentia, Arnemetia, Art Mac Cuinn, Art Óenfer, Artaios, Artaius, Arthur, Artio, Aywell

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Names from Celtic mythology: Á

Ábartach, Áed, Áine

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Names from Celtic mythology: B

Badb, Badbh, Balar, Balaticaurus, Balatocadrus, Balatucadrus, Baliticaurus, Balor, Banba, Banbha, Banshee, Baudihillie, Bean Nighe, Bean Sí, Bean Sídhe, Bébhinn, Bebhionn, Bébinn, Bec Mac Buain, Bec Mac Buainn, Bel, Belatucadros, Belatucairus, Belatugagus, Belenus, Beli Mawr, Beli The Great, Belinos, Belisama, Belisana, Beliticaurus, Beltaine, Beltane, Belus, Benadonner, Benandonner, Bendigeidfran, Bíle, Biróg, Birog, Bláithéne, Bláthíne, Bláthnad, Bláthnat, Blatucadrus, Blatucairus, Blodeuedd, Blodeuwedd, Bóand, Boand, Bóann, Bobd Dearg, Bobd Derg, Bodb The Red, Bodhb Dearg, Bóinn, Boobach, Bormana, Bormanna, Bormanus, Bormo, Borvo, Bove Derg, Bradán Feasa, Brân, Bran The Blessed, Branwen, Bres, Bress, Brían, Brian, Bricriu, Bricriu Nemthenga, Bríg, Brigantia, Brigid, Brigit, Brugh Na Bóinne, Brughna Bóinne, Búanann, Buggane, Bwbach, Bwbachod (Plural), Bwca

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Names from Celtic mythology: C

Cáel, Cáer, Cáer Ibormeith, Caibell, Cailitín, Cailleach, Cailleach Beara, Cailleach Bheur, Caillech, Cailliach, Calatin, Calatín, Callech, Cally Berry, Camulos, Camulus, Cano, Cano Mac Gartnáin, Caradawg, Caradog, Caridwen, Carman, Carme, Carmun, Carradoc, Caswallawn, Caswallon, Cathbad, Cathbhadh, Cathubodua, Cathubodva, Catubodua, Celtchair, Celtchar, Cenn Cruach, Ceridwen, Cernunnos, Cernunnus, Cerridwyn, Cethern Mac Fintain, Cétshamhain, Ciabhán, Cian, Cían, Cigfa, Cigfa Ferch Gwyn Gohoyw, Cleena, Clídna, Clíodhna, Clionadh, Clota, Clud, Cocidius, Coincheann, Coinchend, Coinchenn, Conall, Conall Cearnach, Conall Cernach, Conán Mac Morna, Conán Maol, Conán The Bald, Conarán, Conchean, Condatis, Conlaí, Conlaoch, Conn Cétchathach, Conn Of The Hundred Battles, Connla, Credne, Creidhne, Creirwy, Crom Cruaich, Crom-Crúaich, Cromm Crúaich, Cromm-Cruach, Cronnchu, Cruinn, Cruinniuc, Crunnchu, Crunniuc, Cú Chulainn, Cú Roí, Cú Roí Mac Dáire, Cú Ruí, Cúchulainn, Cuhullin, Culann, Cumall, Cumhall

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Names from Celtic mythology: D

Da Dearga, Da Derga, Dagda, Dagdha, Dáire, Dáire Mac Fiachna, Damona, Dana, Danann, Danu, Ddraig Goch, Dechtire, Dechtiré, Deirdre, Delbcháem, Derdriu, Dian Cécht, Diarmait, Diarmid, Diarmuid, Diarmuid Ua Duibhne, Dirona, Domnu, Dôn, Donn, Donn Cúailnge, Dubh, Dubh Lacha, Dubhthach Doéltenga, Dubthach Dóeltenga, Dylan, Dylan Ail Don, Dylan Eil Ton, Dylan O'taine

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Names from Celtic mythology: É

Éadaoin, Édaín, Éire, Ériu, Étaín

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Names from Celtic mythology: E

Ealadha, Echdae, Ecne, Efnisien, Efnissien, Efnysien, Eimhear, Eithlinn, Eithne, Elada, Elatha, Elffin, Emain Ablach, Emer, Emhain Abhlach, Eochaid-Ollathair, Eochu Bres, Epona, Esus, Etain, Ethlinn, Ethliu, Ethniu, Evnissyen

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Names from Celtic mythology: F

Fand, Fea, Fear Doirche, Fer Doirich, Findabair, Findbhair, Finegas, Finn Eces, Finn Mac Cool, Finn Mac Cumail, Finn Maccooill, Finn Maccool, Finn Maccoul, Finn Mccool, Finnabair, Fionn Mac Cumhaill, Fionnabhair, Fir Bholg, Fir Bolg, Firbolg, Fódhla, Fódla, Fomhóraigh, Fomoire, Fomorians, Fomorii, Fotla, Fótla, Fraoch, Fúamnach, Fuamnach

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Names from Celtic mythology: G

Gae Assail, Gaibhne, Goibhniu, Goibniu, Grannos, Grannus, Granus, Gwen-Bach, Gwion, Gwion Bach, Gwion Bach Ap Gwreang, Gwri, Gwyddien, Gwyddion, Gwydion, Gwydion Fab Dôn

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Names from Celtic mythology: H

Herne, Hesus

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Names from Celtic mythology: I

Icovellauna, Ildánach, Irusan

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Names from Celtic mythology: Í

Írusán

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Names from Celtic mythology: K

Kigua, King Arthur

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Names from Celtic mythology: L

Laha, Lahe, Ler, Lir, Lleu Llaw Gyffes, Llew Llaw Gyffes, Llwyd, Llwyd Ap Cil Coed, Llyr, Lug, Lugh, Lugus

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Names from Celtic mythology: M

Mabon, Mabon Ap Modron, Mac Cecht, Mac Cécht, Mac Ind Óg, Mac Óg, Macha, Maeve, Maga, Manandán, Manannán Mac Lir, Manannan-Maclir, Manawydan, Manawydan Fab Llŷr, Maponos, Math, Math Ap Mathonwy, Math Fab Mathonwy, Matunos, Matunus, Matus, Méabh, Meadhbh, Medb, Merlin, Merlinus, Midhir, Midir, Míl Espáine, Míl Espáne, Milesius, Mm, Mongán, Mongán Mac Fiachnai, Mór-Ríoghain, Mórrígan, Morrígan, Morríghan, Morrigna, Morrigu

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Names from Celtic mythology: N

Nantosuelta, Nantosueta, Nantosvelta, Neamhan, Nechtan, Nemain, Neman, Nemglan, Nemhain, Niam, Niamh, Nodens, Nuada, Nuada Airgetlám, Nuadha, Nudd

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Names from Celtic mythology: O

Oenghus, Oghma, Ogma, Ogmios, Ogmious, Ogmius, Oisín, Osheen, Ossian

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Names from Celtic mythology: P

Pryderi, Pryderi Fab Pwyll, Pwyll, Pwyll Pen Annwn

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Names from Celtic mythology: R

Red Dragon, Rhiannon, Rosmerta, Ruadan, Ruadán

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Names from Celtic mythology: S

Sadb, Sadhbh, Salmon Of Knowledge, Salmon Of Wisdom, Sequana, Sétanta, Sheela Na Gig, Sirona, Spear Of Assal, Succellos, Sucellos, Sucellus

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Names from Celtic mythology: T

Taillte, Tailte, Tailtiu, Tailtu, Taliesin, Taliesin Ben Beirdd, Taranis, Tegid Foel, Téthur, Teutates, Teutatis, The Dark Druid, The Dark Fairy, The Dark Man, The Red Man, Tír Na Nóg, Tír Na Nog, Tír Na Nóg, Tírnanóg, Toutatis, Tuatha Dé Danann, Tuatha-Dé-Danann, Twrch Trwyth, Twrch Tryth

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Names from Celtic mythology: Û

Ûa Dergae

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Names from Celtic mythology: W

Washer At The Ford, Washer Woman, Wogan

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Names from Celtic mythology: X

Xulsigiae

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Names from Celtic mythology: Y

Y Ddraig Goch