| Arwen Dark Phoenix | ♀ | 2025 | FR | Dark Phoenix (Audrey Van Iseghem) | LOF 1403 | ♂ Auskelp Ned Kelly | ♀ Tokyo For Tara's Legend Dark Phoenix |
| Arwen Quick Angel | ♀ | 2021 | – | – | – | ♂ Harrison Ford Di Casa Hesselink | ♀ Black River Kennel Psyco |
| Arwena Red Radimus | ♀ | 2021 | PL | Red Radimus (Radochna Iłłakowicz) | – | ♂ Int.Ch;ch.Pl; M³.Ch.Pl Ww13, Ch.Hu, Ch.At He's My Belfast Asocjacja | ♀ Cie Cib Ww-17 Ew-18 Pl Uch Pl Juch Ejw Scarlet Avalon Red Radimus |
| Arya Crazy Legs | ♀ | 2014 | CZ | – | CMKU/AKE/321/14 | – | ♀ Aurélia Dai Muratori |
| Arya Kozojedsky Potucek | ♀ | 2025 | CZ | – | CMKU/AKE/959/25 | ♂ Almighty Ash Out of Mind | ♀ Akribie Quick Angel |
| Ascendio Not So Easy | ♂ | 2019 | – | – | FI17767/20 | – | ♀ Dark Side Legion Binah Suri |
| Ashem Anzac Poppy | ♀ | 2015 | – | – | – | – | – |
| Asis Brown Rebell Represent | ♂ | 2012 | CZ | Rebell Represent (Kristýna Nozarová Přibylová) | CMKU/AKE/198/12 | ♂ Skovfarmen's Black Fiendish Fairy | ♀ Adoné z Lothecke Linie |
| Aski Be Lacami | ♀ | 2017 | CZ | Eva Lacourt | ČMKU/AKE/447/17 | ♂ Boyd's Bullriding Cheeky Cooper | ♀ Caramella Dai Muratori |
| Aslan of Jabu's Home | ♂ | 2017 | – | Of Jabu's Home (Elisabeth Groenveld) | LOS 753827 | ♂ Kopets Red And Tan Darwin | ♀ Sheep Scare's Miah |
| Asti (dk) | ♀ | 2015 | – | – | DK03454/2015 | – | – |
| Ataris Devil of Desert | ♀ | 2021 | – | Devil of Desert (Ada Andersohn) | – | ♂ Boyd's Bullriding El Dorado | ♀ Agility Master Bohemian Tarn |
| Athena Divine FastForJoy | ♀ | 2018 | CZ | M. a P. Srbkovi | ČMKU/AKE/471 | ♂ Aero Messi C.J. Cleverly Crazy | ♀ Easy Dai Muratori |
| Athena Quick Angel | ♀ | 2021 | FR | – | LOF 1116/218 | ♂ Harrison Ford Di Casa Hesselink | ♀ Black River Kennel Psyco |
| Athom z Bystřičské pastviny | ♂ | 2021 | CZ | Roman Cieslar | – | ♂ Strong Excalibur Red Radimus | ♀ Creative Cattie Kimbilio |
| Atomic Maya of Schmikes Yard | ♀ | 2014 | CZ | of Schmikes Yard (Jiří Jindrák) | CMKU/AKE/272/14 | ♂ Evallens Red & Tan Knick-Knack | ♀ Garra Xapatán |
| Atomic Rocket Dark Phoenix | ♀ | 2025 | FR | Dark Phoenix (Audrey Van Iseghem) | LOF 1402 | ♂ Auskelp Ned Kelly | ♀ Tokyo For Tara's Legend Dark Phoenix |
| Atomic Volt Te Salutant | ♂ | 2012 | CZ | Lenka Fuksová | ČMKU/AKE/203/12 | ♂ Knowing My Job Dinky-Di-Dutch | ♀ Big Chocolate z Lodice |
| Attila Crazy Legs | ♂ | 2014 | CZ | – | CMKU/AKE/319/14 | – | ♀ Aurélia Dai Muratori |
| Attractive Dior Te Salutant | ♂ | 2012 | CZ | Lenka Fuksová | ČMKU/AKE/204/12 | ♂ Knowing My Job Dinky-Di-Dutch | ♀ Big Chocolate z Lodice |