Cognomen 夏延 (Cheyenne 
, 夏延 
) , around the globe, is a rare family name. The last name 夏延 is characteristic of Israel, where it is a rare surname, Belgium, and France. Not in comparison with a country's population, the name is most common in the United States, France, and Indonesia. Predominantly, 夏延 is the forename as well as the last name.