The Blue Boy is a full-length oil on canvas portrait in oil by English artist Thomas Gainsborough, from c. 1770. It is owned by The Huntington in San Marino, California. Although both it and its creator are well known, the subject's identity is disputed. Thomas Gainsborough, 1770 — painted at 43. Canvas and oil paint. 179.4 × 123.8 cm. In the The Huntington Library, Art Museum, and Botanical Gardens. Romanticism. Wiki link