Surname Vulcan (Vulcan 
, Vulkan 
, וולקן ) , around the world, is quite a rare last name. The family name Vulcan is habitual in Romania, where it is quite a rare surname, Albania, and Estonia. Not in comparison with a country's population, it is commonest in Romania, Turkey, and the United States. Much less frequently, Vulcan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vulcan | United States, Switzerland, Romania, Spain, Italy |
| Vulkan | United States, Spain, Romania, Turkey, Israel |
| וולקן | Israel |
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samuil vulcan 18-19th century bishop, RO (b. 1758) |
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iosif vulcan writer of the late 19th century, RO (b. 1841) |
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| ingemar vulcan chess player, translator (b. 1947) |
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| ruxandra vulcan CH (b. 1946) |
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| alexandra vulcan researcher |
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| sorinel-gicu vulcan Romanian politician from Spulber, Vrancea County, RO |
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| denis vulcan RO (b. 1999) |
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| dora vulcan (b. 1999) |
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