Cognomen Ståhlhammar (Ståhlhammar 
) , in the world, is a very rare surname. The cognomen Ståhlhammar is habitual in Northern Europe, particularly Finland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ståhlhammar | Finland |
Staahlhammar, and Stålhammar
| uuri ståhlhammar Finnish pesäpallo player, FI (b. 1935) |
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| tomi ståhlhammar Finnish ice hockey player, FI (b. 1988) |
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