Family name Miscavige (Myszkiewicz 
, Miscavige ) , all over the world, is a rare cognomen. The surname Miscavige is habitual in Poland, where it is quite a rare surname, Ireland, where it is a rare surname, and France, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Poland, the United States, and France. Also, Miscavige is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Myszkiewicz | Germany, France, Poland, United States, Ireland |
| Miscavige | United States |
Mickiewicz, Miśkiewicz, and Мицкевич
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david miscavige leader of the Church of Scientology, US (b. 1960) |
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| ronald t. miscavige (b. 1936) |
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| michele miscavige missing wife of Church of Scientology leader David Miscavige, US (b. 1961) |
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| ron miscavige is the father of the Church of Scientology leader David Miscavige and former member for over 40 years |
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