A guildhall or guild hall is either a town hall or a building historically used by guilds for meetings.

Guildhall can also refer to:

• Guildhall, London, a building in the City of London, England.
• Guildhall, Vermont, a town in and the shire town (county seat) of Essex County, Vermont, United States
• Middlesex Guildhall, building currently housing the Supreme Court of the United Kingdom
• Preston Guild Hall and Charter Theatre, England
• Guildhall School of Music and Drama, London
• The Guildhall at SMU, a school for developing digital entertainment, United States
• The Guildhall, Derry, Northern Ireland
• Guildhall Leisure Services, a publisher of Amiga video games