Was made a lieutenant on the 27th Aug. 1803, and subsequently served in the Niger frigate, commanded by his brother, the present Captain James Hillyar, C.B., on the Mediterranean station. During the last four years of the war with France, we find him in the Christian VII. 80, and Caledonia 120, flag-ships of Sir Edward Pellew, now Viscount Exmouth. He obtained his present rank on the 27th Aug. 1814; and was appointed inspecting commander of the coast guard at Marazion, in July 1824.