Warren Kiamco is a Filipino professional pool player from Cebu, Philippines. He is known for his performances in the Southeast Asian and Asian Games.
Kiamco was a runner-up in three events of the Asian Nine-ball Tour but never a champion. He is the second Philippine player to compete in World Straight Pool Championship, after Dennis Orcollo. Like Orcollo, Kiamco reached the quarter-finals of the tournament but was bested by Huidji See who later lost to Oliver Ortmann in the finals. This was his best finish (5th) in a world championship.
Warren Kiamco, 38, defeated Efren Reyes, 11-6, and won P 400,000 top cash prize in the First Senate President Manny Villar Cup Billiards Tournament on May 10, 2008 at Muntinlupa City.