Sir William Russell Flint was a Scottish painter who is widely regarded as one of the greatest watercolorists of the 20th century. Born in Edinburgh in 1880, Flint studied at the Royal Institute of Art in Edinburgh before going on to have a long and prolific career as an artist.

Flint's work is characterized by its technical skill and its ability to capture the beauty and delicacy of the natural world. He was particularly skilled at using watercolor to create luminous and ethereal images that evoke a sense of wonder and mystery. His paintings often depict landscapes, figures, and scenes from mythology and literature, and they convey a sense of timeless beauty.

In addition to his paintings, Flint was also a highly accomplished illustrator, producing a large number of illustrations for books and magazines throughout his career. He was also a prolific printmaker, creating a large number of etchings and lithographs that are highly prized by collectors.

Flint's legacy as an artist and teacher continues to inspire new generations of artists. His work remains highly regarded for its technical skill and its ability to capture the beauty of the natural world. His influence can be seen in the work of many contemporary artists, and his legacy as one of the great painters of the 20th century is secure. He was knighted in 1947 and was elected a member of the Royal Academy in 1952.