Leonhard Muller
Leonhard Müller or Leonhard Mueller is the name of the following people:
- Leonhard II. Müller (1745–1818), last Cistercian abbot from Eberbach
- Leonhard Mueller (chess player) (also Leonhard Müller ; * 1967), Swiss-Namibian lawyer and chess player
- Leonhard Müller (Telemarker) (* 1991), German Telemarker