Born in Edinburgh, the son of the artist and illustrator, Francis Wighton Flint, Sir William Russell Flint received his formal training at the Royal Institution School of Art in Edinburgh and served a six year apprenticeship as a lithographer and designer.
At the age of 20 Sir William Russell Flint moved to London and three years later began working as an illustrator for the Illustrated London News which quickly gained him recognition throughout Britain.
In 1912 Sir William Russell Flint moved to Italy and after WWI travelled to France and Spain and in 1933 was elected Associate of the Royal Academy and in 1936 was made President of the Royal Society of Painters in Watercolours.
Sir William Russell Flint moved back to London and was knighted in 1947. His work is displayed in galleries and museums throughout the world.