Green Man Festival returns to Bannau Brycheiniog, Wales from August 20-23, 2026, featuring an eclectic lineup spanning rock, indie, pop, electronic, and folk genres. The festival will be headlined by acclaimed acts including Scottish post-rock pioneers Mogwai, American alt-rock veterans Wilco, electronic music producer Four Tet, and British indie rock band Wolf Alice. With over 100 artists from the UK, US, Australia, and beyond, the lineup showcases both established acts like Cat Power, Sparks, and Tricky alongside emerging talents such as Lime Garden, Wednesday, and Dry Cleaning. The diverse programming includes everything from folk singer-songwriters to electronic DJs, making it a comprehensive celebration of contemporary alternative music.