Early years after art school spent working in a commercial art studio drawing scraper board illustrations for a major hardware retail store.

He joined The Herald newspaper in Melbourne (now the Herald-Sun)  as an editorial designer and fell into illustrating and cartooning, eventually becoming art director.

He traveled widely for The Herald in Australia and Internationally on drawing assignments before he set up a freelance graphic design and illustration studio, and continued to contribute a daily cartoon to the newspaper on a freelance basis, first a pocket sports cartoon, and then the editorial cartoon until 1987.

As a freelancer Haddon designed a Stamp for Australia Post (living together series) illustrates books and designed, produced and illustrated corporate communications material for national and multi- national clients.

Each month from 1997 until 2007 the Royal Automobile Club of Victoria’s magazine ‘RoyalAuto’ featured ‘George Haddon’s Sketchbook’, a double page spread of drawings and words depicting people, places and events visited on travels with sketchbook throughout Victoria and further afield.

Awards include: the prestigious Walkley Award four times, the Australian Cartoonists’ Association Stanley Award (2004, 2006, 2007, 2008) for General and Humorous illustration.
He was voted the Australian Cartoonists’ Association  ‘Cartoonist of the Year’ in 2004.