Career
Rowley joined the Royal Navy in 1785. He received his first command in late 1789 when Admiral Milbanke appointed him to commission the newly launched sloop HMS Trepassey. Trepassey was a tiny vessel of 42 tons burthen, often referred to as a cutter, with a crew of six mentor
Rowley was given command of HMS Lynx in 1794, HMS Cleopatra in 1795, HMS Hussar also in 1795 and HMS Unite in 1796.
In 1800 he took over HMS Prince George and in 1804 he was in HMS Ruby. In 1805 he was given command of HMS Eagle and took her on the Walcheren Campaign in 1809 and, during the War of the Sixth Coalition, took part in the capture of Fiume and of Trieste in 1813.
He was appointed Commander-in-Chief, The Nore in 1815, Commander in Chief, Jamaica Station in 1820 and Third Naval Lord in 1834. Created a baronet in 1836, he was appointed Commander-in-Chief, Portsmouth in 1842.
He lived at Hill House (now Cranbourne Court) at Winkfield in Berkshire.