Cognomen יאבור (Yavor 
, יאבור ) , all around the world, is a rare last name. The surname יאבור is habitual in Israel, where it is a rare surname, Bulgaria, and Belgium, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Israel, the United States, and Spain. More frequently, יאבור is the forename as well as the last name.