High Quality Content by WIKIPEDIA articles! Archibald Campbell, 3rd Duke of Argyll, 1st Earl of Ilay (June 1682 – 15 April 1761) was a Scottish nobleman, politician, lawyer, businessman and soldier. He was known as Lord Archibald Campbell from 1703 to 1706, and as the Earl of Ilay from 1706 until 1743, when he succeeded to the dukedom.