All around the world, เมทนีดล (Earth 
, เมทนีดล 
) is a rare gender-neutral first name. The first name เมทนีดล is habitual in South-eastern Asia, particularly Philippines, where it is a very rare unisex name, Indonesia, where it is a very rare masculine name, and Thailand, where it is a very rare mostly masculine, but seldom female name. Measured by absolute frequency, it is the most numerous in Indonesia, Philippines, and the United States. Likewise, เมทนีดล is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Earth | Indonesia, Taiwan, India, Bangladesh, United States |
| เมทนีดล | Thailand |
เมทนีดล is also a name for the fictitious and mythical characters: Earth Twin 1 , the operatic character in the opera The Voyage by Philip Glass and Earth Twin 2 , the operatic character in the opera The Voyage by Philip Glass.