David Dennison may refer to:David Dennison (cricketer), Irish cricketer David Dennison (pseudonym), one of three notable pseudonyms of Donald Trump, used to preserve anonymity in early proceedings of Stormy Daniels legal case through a non-disclosure agreement David M. Dennison (1900–1976), American physicist David S. Dennison Jr. (1918–2001), American politician in the US House of Representatives