Alphonso Taft was an American jurist, diplomat, politician, Attorney General and Secretary of War under President Ulysses S. Grant. He was also the founder of the Taft political dynasty, and father of President and Chief Justice William Howard Taft.

William Howard Taft National Historic Site is a historic house at 2038 Auburn Avenue in the Mount Auburn Historic District of Cincinnati, Ohio, a mile (1.6 km) north of Downtown. It was the birthplace and childhood home of William Howard Taft, the 27th president and the 10th chief justice of the United States. It is a two-story Greek Revival house built circa 1845.