JMB

JMB may refer to:

• John Moses Browning, Mormon small arms architect
• José Manuel Barroso, a European politician
• Jorge Mario Bergoglio, an Argentine Roman Catholic cardinal also known as Pope Francis
• Jean-Michel Basquiat, American artist
• Jean-Michel Byron, South African musician

• JMB Realty, a Chicago real estate company
• Jamaat-ul-Mujahideen Bangladesh, Islamist militant terrorist organization
• Joint Matriculation Board (earlier known as the Northern Universities Joint Matriculation Board), a body in the United Kingdom which awarded O levels and A levels
• The JAL Mileage Bank, the frequent flyer program of Japan Airlines
• Johnson Matthey Bankers, the core of a 1984 banking crisis
• JMicron, a technology company. Linux reports their devices as JMB363 or similar
• James M. Bennett High School, in Salisbury, Maryland
• Journal of Molecular Biology, a weekly scientific journal
• JMB Racing, a Monegasque racing team
• Jorhat Municipal Board, an Indian municipal board