William Archibald Cadell of Cockenzie (1708–1777) was a Scottish industrialist, one of the pioneers of the industrial revolution on the Firth of Forth. He was a member of a merchant family involved in the import of iron from Russia and Sweden.
He was a founder of the Carron Iron Works,[1] in 1759, originally known as Roebuck, Garbett & Cadells.
His great, great grandson was the geologist Henry Cadell.