Karl Rieder
Karl Rieder is the name of the following people:
- Karl Rieder (clergyman) (1876–1931), German clergyman and church historian
- Karl Rieder (musician) (1898–1973), Austrian musician
- Karl Rieder (linguist) (* 1951), Austrian linguist, psychologist and university professor
- Karl-Heinz Rieder (physicist) (1942–2017), Austrian physicist
- Karl-Heinz Rieder (archaeologist) (* 1953), German archaeologist and home curator
See also:
- Carl Rieder (also Karl Rieder ; 1898–1980), Austrian painter