Tañada is a surname. Notable people with the surname include:
Erin Tañada (born 1963), Filipino nationalist lawyer, broadcaster, congressman, and human rights and labor rights advocate Lorenzo Tañada (1898–1992), Filipino nationalist lawyer, senator, and human and civil rights activist, Solicitor General, Judge, and known as the "Grand Old Man of Philippine Politics" Wigberto Tañada (born 1934), Filipino nationalist lawyer, politician, Senator, Congressman, Commissioner, and human rights and labor rights advocate