Last name 爱因斯坦 (Einstein 
, 爱因斯坦 
) , across the world, is quite a common surname. The last name 爱因斯坦 is characteristic of Estonia, where it is quite a rare surname, Israel, and Ghana. Not in comparison with a country's population, the name is most common in Indonesia, the United States, and Ghana. Likewise, 爱因斯坦 is the forename as well as the last name.