Albert S. Nemir, 77, an industrial economist and commodities expert, died Dec. 16 at D.C. General Hospital after a heart attack. He was stricken while attending the Washington Redskins-St. Louis Cardinals football game at RFK Stadium.

Since 1947, Mr. Nemir had been president of A. S. Nemir Associates, an economic consulting firm, and since 1962 he had been U.S. representative of the Brazilian Sugar and Alcohol Institute.

A native of Clifton, Tex., Mr. Nemir graduated from the University of Texas, where he was a member of the football team and was the university's handball champion.

He moved to Arlington in 1943 and worked as an economist at the Commerce and Agriculture departments and at the old War Production Board before forming his consulting business.

Mr. Nemir was a member and former vestryman at St. Andrew's Episcopal Church in Arlington, a former member of the board of directors of St. Stephen's Episcopal Day School for Boys in Alexandria, and a Mason.

He is survived by his wife of 53 years, Mary Lou, of Arlington; five children, Mary Catherine Walker of Laurel, David Wilson Nemir of San Francisco, Lewell Park Nemir of Alexandria, Dr. Michael Alan Nemir of Hagerstown, Md., and Diane Lewis Nemir of Arlington; three sisters, Dr. Rosa Lee Nemir Audi of Brooklyn, N.Y., Agnes Redford of Corpus Christi, Tex., and Aline Speer of Austin, Tex.; a brother, Fred Nemir of Arlington, and six grandchildren.