Primo "Olong" Avestruz Villasin

Primo Avestruz Villasin is the 10th Congressman of the 2nd district of Leyte from 1961 to 1965.

He is the fifth child of Abdon Cortéz Villasin and Julia Hernandez Avestruz from Barugo, Leyte. His siblings are Victoriana, Clotilde, Vicente, and Ciriaco. He married Rosario Guyhoco.

Primo came from a political family, his father was an elected town coucilor of Barugo in 1907.He is the 1st cousin once removed of the former congressman Sergio F. Apostol the current legal adviser to president Gloria Macapal Arroyo. Former Vice-Governor Nestor "Gang-gang" Villasin is also his second cousin once removed.