Grigore Constantin Moisil (Romanian: [gri'gore mo.i'sil]; 10 January 1906 – 21 May 1973) was a Romanian mathematician, computer pioneer, and member of the Romanian Academy.
His research was mainly in the fields of mathematical logic (Lukasiewicz–Moisil algebra), algebraic logic, MV-algebra, and differential equations.
He is viewed as the father of computer science in Romania.
Moisil was also a member of the Academy of Sciences of Bologna and of the International Institute of Philosophy.
In 1996, the IEEE Computer Society awarded him posthumously the Computer Pioneer Award.