Manuel G. Collantes (August 20, 1917[1] – May 28, 2009) was a Filipino diplomat who served as the country's acting Minister of Foreign Affairs in 1984.

[2] He received his law degree from Far Eastern University in 1940, and passed the bar exam later that same year.

[2] He began his career by working as an assistant attorney at the Claro M. Recto law office for a short period.

[2] Collantes held a variety of positions with the Department of Foreign Affairs during his career as a diplomat.

[2] Collantes was appointed acting Minister for Foreign Affairs for a short period in 1984 during the government of President Ferdinand Marcos.