Ivan E. Roop Jr., 71, a Northern Virginia pharmacist and past president of the Virginia Pharmaceutical Association who also was a former banker, died of a heart ailment June 1 at Fairfax Hospital. He lived in Fairfax.

He was elected president of the 1,200-member association in 1968, and was named its pharmacist of the year in 1973. He was president of the 350-member Potomac Pharmaceutical Association of Northern Virginia in the late 1950s.

Mr. Roop, a native of Ohio, came here in 1940. Three years later, while working for Peoples Drug Stores, he graduated from George Washington University with a pharmacy degree. After 10 more years with Peoples, as a pharmacist, he and a partner opened the Springfield Pharmacy in Springfield. He remained a partner until his death.

From 1958 to 1963, he also owned the pharmacy in the Fairfax Medical Center in Fairfax City. He was a past president of the Circle Drug Stores, which he helped found in the 1950s. Circle was a nonprofit cooperative of independent pharmacies that combined for such operations as purchasing supplies, buying advertising, and warehousing.

Mr. Roop helped found the old Northern Virginia Bank in Springfield in 1955. One of its original directors, he was board chairman when it was merged into the Sovran bank company in the mid-1970s.

He was a past board chairman of the Salvation Army in Fairfax City. He also had done volunteer work for the United Way. He was a member of Arlington Forest Methodist Church.

He was a 32nd-degree Mason and Shriner and a member of the Scottish Rite. He also had served on the board of the University of Maryland's Terrapin Club. He was a member of Lions clubs in Arlington and Springfield.

Survivors include his wife of 48 years, the former Frances Yeager, of Fairfax; and a brother, Kenneth, of Massillon, Ohio.