The Celtic League is a domestic competition for mythball clubs located in the modern-day countries France, Belgium and Switzerland (ancient Gallia, Belgica and Helvetia) .
>> Running Championship: Season 38Current champions: Celtica Alesia (Season 037)
| # | Season | Team |
| 1 | 006 | Celtica Alesia |
| 2 | 007 | Celtica Alesia |
| 3 | 008 | Celtica Alesia |
| 4 | 009 | Celtica Alesia |
| 5 | 010 | Narbona |
| 6 | 011 | Biturix Aquitan Burdigala |
| 7 | 012 | Glanum |
| 8 | 013 | Celtica Alesia |
| 9 | 014 | Narbona |
| 10 | 015 | Narbona |
| 11 | 016 | Celtica Alesia |
| 12 | 017 | Celtica Alesia |
| 13 | 018 | Celtica Alesia |
| 14 | 019 | Narbona |
| 15 | 020 | Glanum |
| 16 | 021 | Primanum Lugdunum |
| 17 | 022 | Primanum Lugdunum |
| 18 | 023 | Primanum Lugdunum |
| 19 | 024 | Celtica Alesia |
| 20 | 025 | Carnnyx Orleans |
| 21 | 026 | Biturix Aquitan Burdigala |
| 22 | 027 | Biturix Aquitan Burdigala |
| 23 | 028 | Primanum Lugdunum |
| 24 | 029 | Paris Rex Lutetia |
| 25 | 030 | Taranis Gergovia |
| 26 | 031 | Celtica Alesia |
| 27 | 032 | Paris Rex Lutetia |
| 28 | 033 | Paris Rex Lutetia |
| 29 | 034 | Narbona |
| 30 | 035 | Paris Rex Lutetia |
| 31 | 036 | Aeduix Bibracte |
| 32 | 037 | Celtica Alesia |
| # | Team | Titles |
| 1 | Celtica Alesia | 11 |
| 2 | Narbona | 5 |
| 3 | Paris Rex Lutetia | 4 |
| 4 | Primanum Lugdunum | 4 |
| 5 | Biturix Aquitan Burdigala | 3 |
| 6 | Glanum | 2 |
| 7 | Aeduix Bibracte | 1 |
| 8 | Carnnyx Orleans | 1 |
| 9 | Taranis Gergovia | 1 |
| 32 |