Across the world, 克健 (Kejian 
, 克健 ) is quite a rare primarily masculine, but scarcely girly given name. The first name 克健 is habitual in China, where it is a rare primarily boy's, but scarcely female name, and the United States, where it is an extremely rare mostly male, but seldom female name. Very seldom, 克健 is the last name as well as the forename.