Otto Ludwig (disambiguation)
Otto Ludwig is the name of the following people:
- Otto Ludwig (1813–1865), German writer
- Otto Ludwig (harmonica maker ) (1880 – after 1959), German instrument maker and musician
- Otto Ludwig (film editor) (1903–1983), American film editor
- Otto Ludwig (pianist) (1909–1992), German pianist
- Otto Ludwig (Linguist) (1931–2019), German Germanist, linguist and university professor
- Otto Ludwig (soccer player) (1934-2014), German soccer player