Who was the Archibald Prize named after and why?

The Archibald Prize was named after John Feltham Archibald who was later then known as Jules Francois Archibald. The Archibald prize was named after his death in 1919, where he left 89,061 pounds (which is 139,626 USD or 142,796 AUD). After his death one-tenth of the prize was provided for the Archibald prize to commence.