Cognomen กระโจม (Spiller 
, กระโจม 
, Krajoam ) , throughout the world, is a common last name. The last name กระโจม is habitual in Guernsey, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Germany. In absolute terms, the name is most common in the United States, Germany, and the United Kingdom. Much less frequently, กระโจม is the forename as well as the last name.