Captain Jonas Rose was a Royal Navy officer during the American Revolutionary, French Revolutionary and Napoleonic Wars. He commanded at the Battles of Copenhagen in 1801 and 1807, and the operations in the Baltic that followed. On 16 June 1809, he wrecked his ship, HMS Agamemnon, off Maldonado, Uruguay, the second such accident of his career. He never commanded again and died in Portsmouth in 1820.