Vincent van Gogh, 1889. Painted days after he severed his ear. Courtauld Institute, London.
From Wikipedia
Self-Portrait with Bandaged Ear is an 1889 self-portrait by Dutch Post-Impressionist artist Vincent van Gogh. The painting is in the collection of the Courtauld Institute of Art and on display in the Gallery at Somerset House. The painting includes inspiration from Japanese woodblock printing.