Kwang Lien Lee, 69, an insurance and real estate broker and a leader in Washington's Chinese community, died of leukemia Dec. 7 at Sibley Memorial Hospital.

Mr. Lee founded the Lee Agency, an insurance and real estate brokerage, in Washington following World War II. He operated it until about five years ago, when he went into semiretirement because of a stroke. He also had been chairman of the board of OCC Inc., a real estate syndicate made up of members of the city's Chiniese community.

Mr. Lee had been president of the Lee Family Association, a nationwide organization of members of families named. He helped set up seven Lee federal credit unions around the country, including one in this city. He also was a president of the Chinese Benevolent Association, a civic group here.

Mr. Lee was born in Boston. His family went to China when he was a boy and he lived Shanghai and Canton, where he became a lawyer and a law professor. He returned to the United States in 1939, and worked for the Justice Department in Washington. During World War II, he served with the Office of Strategic Services and was attached to the Army in Europe.

Survivors include his wife, Wen Yuan Lee, of the home in Rockville; a son, Tunney Lee, a professor at the Massachusetts Institute of Technology; three daughters who live in China; a brother, Gene Ho Lee, of Rockville, and 10 grandchildren.