Family name Oldecop (Oldecop 
) , around the world, is a very rare surname. The family name Oldecop is characteristic of Argentina, where it is a very rare surname, Germany, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Oldecop | Germany, Argentina, Brazil |
| henning oldecop (b. 1617) |
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| christian oldecop (b. 1624) |
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| johann justus oldecop DE (b. 1635) |
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| heinrich oldecop (b. 1887) |
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