Johan Trondsen (26 July 1922 – 4 March 2018) was a Norwegian politician for the Liberal Party and the Liberal People's Party.
He served as a deputy representative to the Parliament of Norway from Telemark during the term 1961 - 1965. In total he met during 10 days of parliamentary session. In 1973 he stood for election for the Liberal People's Party, as second candidate behind Sigurd Kalheim.
He was a bailiff in Nissedal. From 1985 to 1992 he was a board member of the Norwegian Police Academy.