Obituaries of residents from the District, Maryland and Northern Virginia.

Stephen R. Dinion, musician

Stephen R. Dinion, 46, a Washington-area native who became a longtime percussionist and timpanist for the Hawaii Symphony Orchestra, died May 13 at a hospital in Hono­lulu. The cause was non-Hodgkin lymphoma, said his mother, Bernice Dinion.

Mr. Dinion was born in Washington and grew up in Lorton. He moved to Hawaii in 1992 to join the Honolulu Symphony Orchestra, which later was renamed the Hawaii Symphony Orchestra. He also performed in other ensembles and taught music in his studio and at the University of Hawaii at Manoa. He was active in political groups advocating on behalf of workers and gay rights.

Alan Rosenblum, lawyer

Alan Rosenblum, 61, a Washington lawyer and partner in his family’s Alexandria-based practice for 34 years, died May 16 in Fairfax County after having a heart attack while driving. His wife, Ellen Yanuck Rosenblum, confirmed his death.

Mr. Rosenblum, a McLean resident, was born in Laurens, S.C. He specialized in bankruptcy law and opened the firm Rosenblum & Rosenblum with two of his brothers in 1980. He was past president of the Alexandria Host Lions Club, former board member of Legal Services of Northern Virginia and a member of the McLean Project for the Arts.

Joan L. Hills, U.N. official

Joan L. Hills, 76, who retired in 2000 as acting director of the United Nations Information Center in Washington, died April 25 at a hospice in Washington. The cause was cancer, said a daughter, Jennifer Hills.

Mrs. Hills was born Joan Luke in Manhattan and raised in San Francisco. She settled in Washington in 1991 and joined the U.N. Information Center as deputy director. She was past co-chairman of Republicans Abroad International and former president of the League of Republican Women of the District of Columbia. She was a past board of director’s member of the Woodrow Wilson House, and her memberships included THIS for Diplomats, a volunteer organization that welcomes diplomats and their families to Washington.

Laura C. Hudson, Chevron executive

Laura C. Hudson, 64, a former Capitol Hill staffer who served as the international government affairs manager for Chevron Corp. from 2005 until 2013, died May 11 at a hospice in Arlington. The cause was cancer, said a sister, Cynthia Morton.

Ms. Hudson, a McLean resident, was born in New Orleans. She began her Washington career in 1973 as a legislative aide to Sen. Bennett Johnston Jr. (D-La.). She rose to legislative director and left in 1996 to join the Washington office of Unocal Corp., an energy firm acquired by Chevron in 2005. She oversaw Chevron’s international policy issues with a special focus on Burma and Southeast Asia and served on the US-ASEAN Business Council’s executive committee.

Michael O. Burns, customer service representative

Michael O. Burns, 66, a customer service representative for Washington Gas Co. in Springfield for 30 years until his retirement in 1997, died May 13 at a hospital in Lewes, Del. The cause was complications of pneumonia, said his wife, Nancy Dill Burns.

A native Washingtonian, Mr. Burns was former president of the Sterling Jaycees and a Northern Virginia regional director of the nonprofit organization. He moved to Frankford, Del., from Sterling in 2000.

— From staff reports