Family name 朗宁 (Running 
, 朗宁 , Ronning 
) , all over the world, is quite a common last name. The surname 朗宁 is habitual in Northern Europe, particularly Norway, where it is quite a common surname, Iceland, where it is quite a rare surname, and Lithuania. Measured by absolute frequency, it is the most numerous in the United States, Norway, and Canada. Very seldom, 朗宁 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Running | China, Myanmar, Canada, United States, Germany |
| 朗宁 | China |
| Ronning | Brazil, Norway, Canada, United States, Germany |