Oey Tamba Sia, also spelt Oeij Tambah Sia, or often mistakenly Oey Tambahsia, was a rich, Chinese-Indonesian playboy hanged by the Dutch colonial government due to his involvement in a number of murder cases in Batavia, now Jakarta, capital of colonial Indonesia. His life has become part of Jakarta folklore, and inspired numerous literary works.

Letnan Cina Oey Thai Lo was a notable Chinese-Indonesian tycoon who acted as a pachter for tobacco in the early 19th century.