Vera A. Dowhan, 83, who did administrative work for the White House, the Interstate Commerce Commission and AARP, died Jan. 29 at the Sanctuary at Holy Cross retirement facility in Burtonsville.

She had dementia, said Donna Kersh, a friend who had power of attorney.

From 1971 to 1983, Ms. Dowhan held secretarial positions on the White House staff under the presidential administrations of Richard M. Nixon, Gerald R. Ford and Ronald Reagan. In 1980, she worked as an executive assistant to E. Pendleton James, who managed personnel for Reagan’s transitional team.

Ms. Dowhan then held administrative positions at the Department of Energy, Department of Agriculture and Interstate Commerce Commission.

From 1993 until her retirement in 1998, she worked at AARP, helping manage a program dedicated to grandparents raising children.

Vera Anna Dowhan was born in Philadelphia and moved to Washington in the late 1960s. She moved to Silver Spring in 2009.

She was a member of the Catholic Church of the Annunciation in Washington.

She had no immediate survivors.

— Megan McDonough