Cognomen 曾纳 (Zenner 
, 曾纳 
) , throughout the world, is quite a common family name. The family name 曾纳 is characteristic of Western Europe, particularly Luxembourg, where it is quite a common surname, Germany, where it is quite a rare surname, and Belgium. In absolute terms, it is commonest in Germany, the United States, and France. Very seldom, 曾纳 is the forename as well as the last name.