Johann Gottlieb Walter (1 July 1734 – 4 January 1818) was a German physician, specialising in human anatomy.
Walter was born in Königsberg.
He studied in Königsberg and Berlin under Johann Friedrich Meckel von Hemsbach and Johann Nathanael Lieberkühn.
He was awarded a medical degree at Frankfurt (Oder) in 1757.
After Meckel's death, he became professor of anatomy in Berlin in 1774.Walter started and maintained a large collection and museum of anatomical samples, which was bought for 100.000 Thaler by the state, and became the foundation for the anatomical-zoological museum of the Berlin Academy.Walter died in Berlin.