Last name أوهارا (Ohara 
, Uehara , O'Hara ) , across the world, is a common surname. The last name أوهارا is habitual in Ireland, where it is quite a common surname, Guernsey, and Australia. In absolute terms, this name is the most popular in the United States, the United Kingdom, and Brazil. Much less frequently, أوهارا is the forename as well as the last name.