William Howard Taft High School is a public high school in the Northside Independent School District (NISD) of San Antonio, Texas, United States. As with all NISD high schools, the school is named for a United States Supreme Court justice, in this case former Chief Justice William Howard Taft, who also served as President of the United States. Taft High School was the fifth NISD high school, and the first outside Loop 1604.