Ong (or 'Huang' in Mandarin) is the most common surname in the Chinese city of Xiamen (Amoy). It is shared by millions of Chinese descendants across the globe, particularly in Southeast Asia. Join the project to connect with relatives.

We have access to thousands of clan history books (zupus / 族谱) and other Chinese genealogical resources to help you on your search.

Help us map the worlds' first Ong clan tree!