William Burdette Hockaday, 68, an employment official with the United Planning Organization and the president of the board of directors of the Northwest Settlement House, was found dead Aug. 13 at his home in Washington.

The D.C. medical examiner's office said he died of hypertensive cardiovascular disease.

Mr. Hockaday joined UPO in 1965 as an employment specialist. For the past eight years, he had been the branch chief of UPO's Manpower Development Center No. 3.

Prior to joining UPO, he had operated his own employment agency in Washington for several years. He was president of the board of Northwest Settlement House, which is supported by UPO, at the time of his death.

Mr. Hockaday was born in Kansas City, Kan., and earned a bachelor's degree from Lincoln University in Jefferson City, Mo. He was a high school teacher in Kansas City and also worked there as a city health inspector.

He later moved to California and was an official of the United Service Orgainization in Los Angeles during World War Ii. He moved to Washington in 1945 and began his employment agency shortly thereafter.

Mr. Hockaday was a member of the Shiloh Baptist Church in Washington. He also was a past president of the Frontiers International Club.

His wife, the former Florence Carter, died in June. Mr. Hockaday leaves no immediate survivors. Friends suggest that expressions of sympathy be in the form of contributions to the Northwest Settlement House, Washington, D.C.