Surname Ruegsegger (Ruegsegger 
, Rüegsegger 
) , in the world, is quite a rare family name. The cognomen Ruegsegger is habitual in Switzerland, where it is quite a common surname, Liechtenstein, and United Arab Emirates, where it is a rare surname. Measured by absolute frequency, it is commonest in Switzerland, the United States, and Germany. Very seldom, Ruegsegger is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ruegsegger | Germany, United Arab Emirates, Switzerland, United States, Canada |
| Rüegsegger | Germany, Spain, Switzerland, United States, Argentina |
Rügsegger, and Руегсеггер
| werner ruegsegger (1915-2009), CH (b. 1915) |
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| manis ruegsegger (b. 1920) |
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| ron ruegsegger academic |
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| gregory n ruegsegger researcher |
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| duane ruegsegger college basketball player (1960–1960) Montana |
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| tyler ruegsegger American ice hockey player, US (b. 1988) |
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