ABSTRACT Indonesia’s maritime sector plays an important role in its economic growth as one of Southeast Asia’s main powers. The sector that includes fishery, transportation and trade supports over seven million jobs in the region. However, the marine ecosystem of Indonesia is presently facing threats from industrial pollution, harmful fishing methods as well as destruction of marine habitats. Proper marine governance needs to be implemented to ensure that these threats do not hamper Indonesia’s growth. The need for proper management of marine ecosystems is addressed in the Sustainable Development Goals (SDGs), the United Nations’ set 17 interlinked goals that serve as the new framework for the international development agenda; specifically, in SDG 14. Marine cadastre has emerged as one of the instruments in the act of marine governance. This paper offers a look into how marine cadastre, as a system within marine governance, can contribute to the implementation of SDG 14 in Indonesia. Three SDG 14 targets relating to the management of marine areas have been identified as having the potential for marine cadastre implementation. Additionally, an overview of the current state of marine cadastre from the legal, technical and institutional aspects is also presented in this paper.