Angkor National Museum is an archaeological museum dedicated to the collection, preservation and presentation of Angkorian artifacts, also to provides information and education about art and culture of Khmer civilization, with collections mainly dated from Khmer Empire's Angkor period circa 9th to 14th century. Most of the artifacts are discovered in and around the Angkor archaeological sites nearby. The museum is located in Vithei Charles de Gaulle No. 968, Siem Reap, Cambodia, on the way between downtown Siem Reap to northern road leading to Angkor ancient city.

Opened on 12 November 2007, the Angkor National Museum covers the golden era of the Khmer Empire, making use of audio-visual multimedia technology. The museum covers Khmer history, civilization, and cultural heritage in eight galleries.The museum has a strict no-photos policy.

The museum is owned and operated by Thai Vilailuck International Holdings, based in Bangkok. It is currently displaying archaeological objects borrowed from the Cambodian National Museum in Phnom Penh. Another source of artifacts is the Conservation d'Angkor, a storage facility of some 6,000 pieces created by the École française d'Extrême-Orient in 1908 and currently in the hands of the Cambodian Ministry of Culture.