J. Otto Seibold (1960 - ) is an American illustrator of children's books, as well as some picture books intended for all ages (such as Going to the Getty). His most recent book is Lost Sloth (McSweeney's 2013). He also has had several shows of work using spray paint and paint pens. He has showed at Grass Hut, The Yerba Buena, and Le Estrange in Paris. He was born in Oakland, California in 1960 and grew up primarily in Martinez, California.