Seixas ( or ) is a common Galician and Portuguese surname. It may refer to: Carlos Seixas – Portuguese composer of the 18th century Gershom Mendes Seixas – minister of Congregation Shearith Israel Francisco Seixas da Costa – Portuguese diplomat and former politician Vic Seixas (1923–2024) – American top-10 tennis player Raul Seixas – Brazilian rock musician Alberto Seixas Santos – Portuguese film director Ponta do Seixas – easternmost point of South America Paul Seixas - French cyclist