Cognomen Efron (Efron
, Ефрон
, Эфрон
) , in the world, is quite a rare family name. The family name Efron is habitual in British Virgin Islands, where it is quite a common surname, Israel, where it is quite a rare surname, and Argentina, where it is a rare surname. In absolute terms, this name is the most popular in the United States, Argentina, and Indonesia. Also, Efron is the forename as well as the last name.