CLB

CLB may refer to:

Organizations

• Canadian Language Benchmarks, the Canadian system of measuring English as a Second Language (ESL) proficiency levels.
• China Labour Bulletin, a non-governmental organization that promotes and defends workers’ rights in the People's Republic of China
• Church Lads' Brigade, from 1891 to 1978, a predecessor of the Church Lads' and Church Girls' Brigade, a Church of England youth organisation
• Columbia Lighthouse for the Blind, an organization founded to help the blind or visually impaired population of the greater Washington, D.C. region

Other uses

• Certified Lover Boy, a 2021 album by Canadian rapper Drake
• Combat logistics battalion, a unit in the United States Marine Corps
• Configurable logic block, a component of a field-programmable gate array