Surname Gamman (Gamman 
) , in all the world, is a rare last name. The family name Gamman is characteristic of Norway, where it is a rare surname, New Zealand, and the United Kingdom. In absolute terms, it is the most numerous in the United States, the United Kingdom, and Norway. Likewise, Gamman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gamman | Norway, United Kingdom, United States, India, Pakistan |
| lorraine gamman researcher (b. 1957) |
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| louise gamman English basketball player, GB (b. 1983) |
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