Robert Meyer (11 January 1864, in Hanover – 12 December 1947, in Minneapolis) was a German pathologist.
He studied medicine at the universities of Leipzig, Heidelberg and Strassburg, receiving his doctorate at the latter institution in 1889.
From 1890 to 1894 he was a medical practitioner in the community of Dedeleben, and afterwards worked as assistant to gynecologist Johann Veit in Berlin.
[3] He is remembered for his research involving the embryology and histopathology of the reproductive system.
This rule describes the typical anatomic relationship of two ureters in a duplicated renal collecting system, as well as the resulting patterns of hydronephrosis, obstruction, and reflux.