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In all the world, Sonder (Sunder
, Sonda
, Sunt
) is a common epicene forename. The first name Sonder is characteristic of India, where it is quite a rare epicene name, Tunisia, where it is quite a rare feminine name, and Oman, where it is quite a rare masculine name. In absolute terms, it is the most numerous in India, Indonesia, and the United States. Very seldom, Sonder is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sunder | India, Indonesia, Mexico, Germany, Brazil |
| Sonda | India, Tanzania, Bangladesh, Indonesia, Mexico |
| Sunt | India, Thailand, United States, France, Indonesia |
| Sonder | India, United States, Indonesia, Germany, Brazil |