Gabungan Perusahaan Karet Indonesia (GAPKINDO) or the Rubber Association of Indonesia is an association of Indonesian enterprises dealing with natural rubber industry. The objective of GAPKINDO is to develop and improve production, processing and marketing of Indonesian natural rubber as one of the main export commodity from Indonesia. 

GAPKINDO was founded in Jakarta on May 25, 1971 during the peak of movement to establish production of technically specified rubber in Indonesia, which is presently well-known as Standard Indonesian Rubber (SIR). At first, the name of the association was Persatuan Pengusaha Karet Spesifikasi Teknis Indonesia (PPKSTI) or the Indonesian Association of Technically Specified Rubber Producers. This was later changed to GAPKINDO, hence The Rubber Association of Indonesia to include also producers of others types of natural rubber, traders and buyer representatives.

GAPKINDO organization consists of a Governing Board in the Jakarta Secretariat and Branches in each rubber producing area, namely North Sumatera (including Aceh), West Sumatera, Riau, Jambi, South Sumatera, Bengkulu, Lampung, West Kalimantan, South & Central Kalimantan, and Jawa. GAPKINDO holds its Congress regularly once every three years to direct the policy of the association and to elect a new Governing Board. To conduct the policy, the Board appoints an Executive Director, Assistant Executive Director and an Office Manager to take care of daily activities of the Secretariat. 

Members of GAPKINDO comprise of rubber plantation companies (state-owned, private-national as well as foreign-capital), processors, exporters, traders (brokers, dealers) and buyer representatives. Currently, the number of GAPKINDO members is 164 companies which is dominated by processor mainly for Standard Indonesia Rubber processing.  In 2019 Indonesia produced amount of 3,3 million ton of natural rubber and of which around 97% was TSR mainly TSR 20 and the rest are Ribbed Smoked Sheet (RSS), concentrated latex and other type of grade.