Perfecto Yasay Jr., Filipino lawyer and Secretary of Foreign Affairs of the Philippines
Perfecto Rivas Yasay Jr. (January 27, 1947 – June 12, 2020) was a Philippine government official who served as Secretary of Foreign Affairs of the Philippines in an ad interim basis from June 30, 2016, until March 8, 2017, the rejection of his appointment by the Commission on Appointments over eligibility concerns resulting from questions on his citizenship.

He served as chairman of the Securities and Exchange Commission (SEC) and was Bangon Pilipinas Party's vice-presidential candidate in the 2010 Philippine elections, running alongside Eddie Villanueva.