A
- Aghinrawn*
- Agivey*
- Altalacky*
- Annacloy*
- Annascaul
- Annalee
- Argideen River
- Arney*
- Aughavaud River, County Carlow
- Aughrim
- Avoca
- Avonbeg
- Avonmore
- Awbeg
Read more about this topic: Rivers Of Northern Ireland
A
Read more about this topic: Rivers Of Northern Ireland