Franz Johannsen (4 May 1921 - 2006) was a German sprint canoer who in the 1950s. Competing in two Summer Olympics, he earned his best finish of fifth twice (1956: C-1 1000 m, C-1 10000 m).
References
Franz Johannsen . https://web.archive.org/web/20121022014505/http://www.sports-reference.com/olympics/athletes/jo/franz-johannsen-1.html . 2012-10-22 . dead.