Commodore (Royal Navy) Commodore (Royal Navy) Commodore (Cdre) is a rank of the Royal Navy above captain and below rear admiral. It has a NATO ranking code of OF-6. The rank is equivalent to brigadier in the British Army and Royal Marines and to air commodore in the Royal Air Force. The rank of commodore was introduced during the 17th century in November 1674 (though not legally established until 1806). In 1684 the navy introduced two classes of commodore, the first known as a "Commodore Distinction" and the other a "Commodore Ordinary"; these would later evolve into commodores first and second class. In
Digby Dent (Royal Navy officer, died 1761) Digby Dent (Royal Navy officer, died 1761) Commodore Digby Dent (c. 1700 - 5 June 1761) was a Royal Navy officer who served as Commander-in-Chief of the Jamaica Station. Born the son of Commodore Digby Dent (died 1737), Dent was promoted to post captain on 9 June 1738 on appointment to the command of the fifth-rate HMS "Kinsale". He transferred to the command of the third-rate HMS "Hampton Court" in 1739 and saw action in operations against Santiago de Cuba during the War of Jenkins' Ear. Promoted to commodore, he became Commander-in-Chief of the Jamaica Station in 1747 and Comptroller