Cognomen Decosse (Decosse 
) , in the world, is a rare surname. The family name Decosse is characteristic of France, where it is a rare surname, Canada, and New Zealand. Measured by absolute frequency, the name is most common in France, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Decosse | Canada, France, New Zealand, United States, India |
| nicolas decosse Haitian politician, HT |
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| jean-fabien decosse chess player (b. 1982) |
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| david e. decosse |
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