
The Royal Brunei Navy is the naval defence force of Brunei Darussalam. It is a small but relatively well-equipped force whose main responsibility is to conduct search and rescue missions and to deter and defend the Brunei waters against attack mounted by sea-borne forces.

The Bung Tomo class is a class of three Indonesian multi role patrol corvettes. They were originally built for the Royal Brunei Navy and named Nakhoda Ragam-class corvettes but were ultimately bought by Indonesia and renamed. The class is named after Bung Tomo, a noted leader of Indonesia's independence movement.

KDB Darulaman (OPV-08) is the third ship of the Darussalam-class offshore patrol vessels. The vessel is in active service in the Royal Brunei Navy (RBN).

KDB Darulehsan (OPV-07) is the second ship of the Darussalam-class offshore patrol vessels. The vessel is in active service in the Royal Brunei Navy (RBN).
The Darussalam-class offshore patrol vessel is a class of four offshore patrol vessels constructed for the Royal Brunei Navy. They are the largest and most capable ships of the Royal Brunei Navy, and often participate in international naval exercises.

KDB Darussalam (OPV-06) is the lead ship of her class of offshore patrol vessels. The vessel is in active service in the Royal Brunei Navy (RBN).

The Ijtihad class consists of four fast patrol boats build by Lürssen Werft, Germany and delivered to Brunei in 2009. They patrol the coast of Brunei and sometimes participate in joint naval exercises.

KDB Jerambak is the third ship of the Nakhoda Ragam class and was originally built for the Royal Brunei Navy and was ultimately bought by the Indonesian Navy and renamed KRI Bung Tomo. Bung Tomo is the lead ship of her class.

KDB Nakhoda Ragam is the lead ship of the Nakhoda Ragam class and was originally built for the Royal Brunei Navy were ultimately bought by the Indonesian Navy and renamed KRI John Lie. John Lie is the third ship of the Bung Tomo class.

The Waspada class is a class of fast attack craft that was built for the Royal Brunei Navy by Vosper Thornycroft in the late 1970s. Three vessels were built, and as of 2009 all three remain in service.