Celtic deities are the gods and goddesses worshipped by the ancient Celtic peoples across regions like Ireland, Scotland, Wales, and Brittany. These deities often represent natural elements, such as the sun, moon, and earth, and are associated with various aspects of life, including fertility, war, and healing. Many Celtic deities are linked to specific places or tribes, with notable figures like Brigid, the goddess of healing and poetry, and Lugh, the god of skills and crafts. The worship of these deities was integral to Celtic culture, influencing their rituals, festivals, and mythology.