Aberaeron, previously anglicised as Aberayron, is a town, community, and electoral ward between Aberystwyth and Cardigan, in Ceredigion, Wales. Ceredigion County Council offices are in Aberaeron. The name of the town is Welsh for mouth of the Aeron, derived from the Middle Welsh aer, "slaughter", which gave its name to Aeron, who is believed to have been a Welsh god of war. The population was 1,520 in 2001, and 1,422 in 2011.