Amelita Alfaro Weller, 87, a volunteer and hostess, died of cancer Nov. 24 at the home of her daughter in Boyds. She lived in Chevy Chase.

A native of Panama City, Mrs. Weller was the daughter of Ricardo J. Alfaro, a diplomat, lawyer and judge who served for many years as ambassador to the United States and later became president of Panama.

She came to Washington as a child and studied at the Washington School of Ballet. She returned to Panama in the 1930s, when her father became president. She returned to Washington and graduated from Western High School and Knox Junior College in New York. She made her debut at the Pan American Union, now the Organization of American States, in Washington and volunteered for the Red Cross before World War II.

In 1936, she married fourth-generation Washingtonian Frank Harlow Weller. A member of Columbia Country Club, Mrs. Weller was an avid golfer, winning the Henshaw Trophy in the 1960s. She was also a member of the Cosmos Club, the Woodrow Wilson House, Hillwood Museum and Gardens, the Washington chapter of the Christ Child Society, Shrine of the Most Blessed Sacrament Catholic Church and the Catholic Ladies Bridge Club. She was the founder of the Opening Night Ladies Ballet Group.

An accomplished cook, Mrs. Weller entertained frequently at her farm in Potomac and later when she moved to Chevy Chase.

Mrs. Weller traveled often to Panama to visit family and friends and to support the RJA Foundation, a museum and library honoring her father. Proud of her heritage, she frequently participated in Panamanian events in Washington.

For more than 30 years, Mrs. Weller was the treasurer for the Katherine Pollard Maddux Memorial Mental Health Foundation, which was established to help children in the Washington area and was created by her late sister, Yolanda Alfaro Maddux.

Her husband died in 1972. A son, Frank Harlow Weller Jr., died in 1995.

Survivors include a son, Dr. Richard Ardle Weller of Darnestown; a daughter, Victoria Weller Crawford of Boyds; four granddaughters; and two great-grandchildren.

Amelita Alfaro Weller traveled often to her native Panama.