Seachtain na Gaeilge ((Irish pronunciation: ; English: "Irish language week"; abbreviated SnaG) is a non-profit organisation in Ireland which promotes the Irish language during a two-week festival held at the beginning of March every year, just before Saint Patrick's Day on March 17.
Seachtain na Gaeilge (dansk: "Irsk sproguge") (SnaG) er en almennyttig organisation i Irland der fremmer det irske sprog (Gaeilge) under en to-ugers festival, der bliver afholdt i marts hvert år, lige inden Skt. Patricks dag den 17. marts.