Sir William Symonds CB FRS (24 September 1782, Bury St Edmunds – 30 March 1856, aboard the French steamship Nil, Strait of Bonifacio, Sardinia) was Surveyor of the Navy in the Royal Navy from 9 June 1832 to October 1847, and took part in the naval reforms instituted by the Whig First Lord of the Admiralty Sir James Robert George Graham in 1832.