Manuel G. Collantes (? - May 28, 2009) was a Filipino diplomat who served as the country's Acting Minister of Foreign Affairs in 1984.Collantes was raised in Tanauan, Batangas. He received his law degree from Far Eastern University in 1940, and passed the bar exam later that same year. He his career by working as an assistant attorney at the Claro M. Recto law office for a short period of time.