John Liman Hamburg (born May 26, 1970) is an American screenwriter, film director and producer. Description above from the Wikipedia article John Hamburg, licensed under CC-BY-SA, full list of contributors on Wikipedia.

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John Hamburg is an American screenwriter, film director, and producer associated with major Hollywood studio comedies.
He is recognized for writing blockbuster comedy scripts including Meet the Parents, Zoolander, and Meet the Fockers.
His directorial credits include comedies such as Along Came Polly, I Love You, Man, and Why Him?. Full filmography on Mood.