The World Irish Dance Championships, known in Irish as Oireachtas Rince na Cruinne, are prestigious annual competitions organized by various Irish dance organizations.

Irish dance refers to traditional dance styles that originated in Ireland, including both solo and group dance forms used for social, competitive, and performance reasons. Irish dance evolved over ages and is thought to have its roots in ancient Celtic dancing.

The event attract thousands of dancers and spectators worldwide, celebrating the rich tradition of Irish dance.