Matthäus Günther (also Mathäus Günther) (7 September 1705 – 30 September 1788) was an important German painter and artist of the Baroque and Rococo era.
Günther, who was born in Peissenberg (at that time: Tritschengreith), helped develop the rococo style of painting in Bavaria and Tyrol, working on over 40 churches. His known work includes about 70 frescoes and 25 panels. In particular, he was known for his lifelike imagery and lively coloring.