Joachim Diederichs
Joachim Diederichs is the name of the following people:
- Joachim Diederichs (journalist) (1924–2010), German photo journalist
- Joachim Diederichs (art historian) (* 1945), Austrian art historian, cultural journalist and publisher
- Joachim Diederichs (football player) (born 1964), German American football player