Ramez A. Elmasri (20 October 1950 – 14 May 2022)[1] was an Egyptian-American computer scientist and a noted researcher in the field of database systems.

He was best known as the author of the textbooks: "Fundamentals of Database systems" (with Shamkant Navathe, published by Pearson, edition 7, 2015).

It is now in its seventh edition, having been translated into Spanish, German, French, Italian, Portuguese, Chinese, Korean, Greek, Euskara (Basque language), and Arabic.

His dissertation title (advisor: Gio Wiederhold) was "On the Design and Integration of Data Models", and it was one of the first research works on the two topics of "(i).

He was also a visiting professor at The University of Zurich in Switzerland, where he conducted research on active and object-oriented databases in 1991.

He was also a principal research scientist at Honeywell International, Inc., Corporate Technology Center, Bloomington, Minnesota, where he worked on design and implementation of the DDTS (Distributed Database Testbed System) from 1980 to 1982.