Saul Merin, Polish-Israeli ophthalmologist and academic (b. 1933)
Saul Cvi Merin (Hebrew: שאול מרין; August 25, 1933 – August 28, 2012) was an Israeli ophthalmologist specializing in the diagnosis and treatment of retinal and genetic eye diseases. His book Inherited Eye Diseases is now in its second edition.

As Professor of Ophthalmology at Israel's Hadassah Hospital, Merin worked at the St John Eye Hospital Group's East Jerusalem hospital, where he worked with ophthalmologists working in the area of the Palestinian National Authority.

While based primarily in Israel, worked for 25 years with The University of Illinois Eye and Ear Infirmary, where was a visiting professor.