>
Last name 大木 (Oki , 大木 , Ooki ) , globally, is a common cognomen. The surname 大木 is habitual in Papua New Guinea, where it is quite a rare surname, Nigeria, and Botswana. Not in comparison with a country's population, the name is most common in Indonesia, Nigeria, and Brazil. More frequently, 大木 is the forename as well as the last name.