Protestant Church in Indonesia

The Protestant Church in Indonesia (Gereja Protestan di Indonesia, GPI) is a Reformed church; it is a member of World Communion of Reformed Churches.

Origin
The Protestant Church in Indonesia was formed in Ambon, Maluku, in 1605 under the name of the Protestant Church in the Netherlands Indies, in Dutch De Protestantsche Kerk in Nederlandsch-Indië. It is the first Protestant and Reformed church to be founded in Asia. In 1619, the headquarters was moved to Batavia. The denomination inherited the missions left by the Portuguese. The church supported missions all over Indonesia. Its territories cover several areas like the Maluku Islands, Minahasa, Java, Sumatra, East Nusa Tenggara.

Member churches
In the 1930s, the church spread rapidly. The church composed of 12 autonomous churches
 * Evangelical Christian Church in Timor,
 * Protestant Church in Western Indonesia,
 * Christian Evangelical Church in Minahasa,
 * Protestant Church of Maluku,
 * Protestant Church in Indonesia in Papua,
 * Evangelical Christian Church in Taulud – 17,437 members
 * Indonesian Protestant Church in Gorontalo – 11,103 member
 * Indonesian Protestant Church in Donggala – 30,114 members
 * Indonesian Protestant Church Baggai Kepulawan – 29,008 members
 * Indonesian Protestant Church Buol Tolitoli – 11,027 members
 * Christian Church Luwuk Banggai – 42,611 members
 * Indonesian Ecumenical Christian Church – 188 members

In the 20th century, it adopted a more Presbyterian church order. It has 4,800 congregations and 3.1 million members.