The Rev. Vincent F. Beatty, S.J., a development executive for Georgetown University and Georgetown Preparatory School, died Monday at Georgetown University Hospital after a heart attack. He was 65.

A former member of the university's board of directors, he was a member of the GU Corporation and special assistant to the president for development at the time of his death. He also was director of development at Georgetown Prep.

Father Beatty had been a resident of the Georgetown Jesuit Community since 1964. For nine years prior to that, he was president of Loyola College in Baltimore, where he had started teaching chemistry in 1941.

He was born in Brooklyn, N.Y. He graduated from Georgetown University in 1936, when he entered the Jesuit order at Wernersville, Pa. After further study at Fordham University, Spring Hill College and Woodstock College, he was ordained in 1947.

Father Beatty had served as director of the Manresa-onSevern Retreat House in Maryland from 1964 to 1966. He was rector of Georgetown Prep from 1966 to 1973.

Georgetown University awarded him an honorary doctorate of science in 1955.Last month he received the university's highest alumni honor, the John Carroll Award.

In 1954, Father Beatty was one of a four-member team that went to the Faeroe Islands in the North Atlantic to record a total solar eclipse under sponsorship of the Air Research and Development Command of the U.S. Air Force.

His affiliations included the Jesuit Educational Association, the Association of Jesuit Scientists, and the New-comen Society. He was a trustee of the Maryland Academy of Sciences.

He is survived by a brother, John Joseph, of Gibson Island, Md., and three sisters, Loretta Ziegler of East Hampton N.Y., Helen Toner of Longmeadow, Mass., and Angela Powley of Mahopac, N.Y.