Last name Байнер (Byner 
, Байнер 
) , all over the world, is a rare surname. The last name Байнер is characteristic of Czechia, where it is a rare surname, Germany, and Belarus, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Germany, and Czechia. Much less frequently, Байнер is the forename as well as the last name.