Forbes-Leith, Alexander John, 1st Baron Leith of Fyvie (1847-1925), US steel magnate

Son of Admiral John Leith and Margaret Forbes. Joined the Royal Navy in 1860 as a Lieutenant and served in the New Zealand War 1864-5. Married Mary Louise January of St Louis, USA in 1871. Retired from the Navy and moved to the USA in 1872. Became Secretary, then Treasurer and Manager of the Missouri Furnace Co.. In 1877 reorganised Joliet Iron and Steel Co. and in 1899 reorganised Illinois Steel Co., becoming its President and then Chair.

Created Baron Fyvie in 1905.

In November 1910, Lord Leith of Fyvie promises £30,000 to the Polytechnic Rebuilding Fund to complete the rebuilding works. His donation is for the creation of a memorial to the late King Edward VII and resulted in the dedicating plaque in the foyer in Regent Street and the ornate Fyvie Hall, named in his honour.