Daniel, Dan, or Danny Cohen may refer to:

• Dan Cohen (journalist) (born 1977), American author, journalist, and blogger
• Dan Baron Cohen (born 1957), playwright and community-theatre director
• Daniel Cohen (children's writer) (1936–2018), American writer
• Daniel Cohen (conductor) (born 1984), General Music Director Staatstheater Darmstadt
• Daniel Cohen (filmmaker), French actor, screenwriter and director of The Chef
• Daniel M. Cohen, American writer, producer, and director
• Danny Cohen (Australian filmmaker), director of feature documentary Anonymous Club, about musician Courtney Barnett
• Danny Cohen (cinematographer) (born 1963), British cinematographer
• Danny Cohen (television executive) (born 1974), Director of BBC Television

• Dan Cohen (academic), American historian and the founding executive director of the Digital Public Library of America
• Dan Cohen (politician) (born 1936), American author and independent politician
• Daniel Cohen, co-founder of the Center for the Study of Human Polymorphisms
• Daniel Cohen (economist) (1953–2023), French economist
• Daniel A. Cohen, Israeli accounting academic
• Daniel I. A. Cohen (born 1946), American mathematician and computer scientist
• Daniel Morris Cohen, American ichthyologist
• Danny Cohen (computer scientist) (1937–2019), Israeli-American computer scientist

• Cohen v. Cowles Media Co., for the Republican Dan Cohen

• Daniel Cohn-Bendit (born 1945), French-German politician
• Dan Cohn-Sherbok (born 1945), Reform rabbi