William K. "Billy" Boniface is the President of the Harford County Council. He was elected in 2006.

President Boniface was born on May 7, 1964, in Havre De Grace, MD. He graduated in 1982 from John Carroll High School. He is Partner/Division Manager of Bonita Farm, a family owned and operated business located in Darlington, MD. He is also Past President of the Maryland Horse Breeders Association.

As the President of the Harford County Council he serves on the Board of Estimates, Council Personnel Committee, and the Economic Development Agriculture Advisory Board.

In 2008 President Boniface was appointed by the Governor to serve a 4 year term on the Maryland Agricultural Land Preservation Foundation's Board of Trustees. He was also reappointed to a second term on the Maryland Young Farmers Advisory Board.

President Boniface is a member of the Maryland Horse Breeders Association, Harford Land Trust, Deer Creek Watershed Association, Harford County Farm Bureau, and the Harford County Chamber of Commerce. He has served as a Fire Line Officer with the Level Volunteer Fire Company and a soccer coach with the Dublin/Darlington Recreational Council. His family is very active in the Harford County 4H Livestock Club.

President Boniface is married to Barbara and they have three children Billy, Benjamin, and Bethany.