Cognomen 洛宁 (洛宁 
, Loening 
) , in all the world, is a rare family name. The cognomen 洛宁 is habitual in Germany, where it is a rare surname, Austria, and the United Kingdom, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Germany, China, and the United States. Likewise, 洛宁 is the forename as well as the last name.