John William Oliver (born 23 April 1977) is an English comedian. He is best known for his work on The Daily Show with Jon Stewart and as a semi-regular panelist on the satirical news show Mock The Week.
He plays a recurring character, Professor Ian Duncan, on the television series Community. He has worked extensively with Andy Zaltzman; their body of work includes hundreds of hours of satirical podcasts and radio broadcasts, including series such as Political Animal, The Department, and The Bugle.