Francisco Medina Luna, also known as Piti, is a Spanish professional footballer who plays for Rayo Vallecano in La Liga, as a forward. In 2004, after playing almost exclusively in amateur football, Piti signed for Real Zaragoza, after scoring 23 goals for CF Reus Deportiu in Tercera Division. He was loaned to Ciudad de Murcia in Segunda Division for the 2005–06 season. In the summer of 2006, Piti joined Hercules CF in the second level. In January of the following year he moved to Rayo Vallecano in Segunda Division B, on loan. After featuring rarely for the Valencian in the first half of 2007–08, he returned to Rayo and helped the Madrid outskirts team return to division two, scoring seven goals in 21 matches. In 2010–11 he contributed with nine goals – second best in the squad, tied with Argentine Oscar Trejo – as the team returned to the top flight after an eight-year absence.