Surname Kelpin (Kelpin 
) , globally, is a rare cognomen. The family name Kelpin is characteristic of Germany, where it is a rare surname, Canada, and Poland. Measured by absolute frequency, it is commonest in Germany, the United States, and Indonesia. Likewise, Kelpin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kelpin | Canada, Poland, United States, Indonesia, Germany |
| hans-jürg kelpin German Esperantist, DE (b. 1935) |
|
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| guy allen kelpin US (b. 1976) |
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