Family name Tuff (Tufo 
, Tough 
, Tuff 
) , all around the world, is quite a common cognomen. The last name Tuff is habitual in Guernsey, where it is quite a common surname, Bosnia and Herzegovina, and the United Kingdom, where it is quite a rare surname. In absolute terms, the name is most common in the United Kingdom, the United States, and Italy. Very seldom, Tuff is the forename as well as the last name.
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| Tufo | United Kingdom, Italy, Bosnia and Herzegovina, United States, Canada |
| Tough | United Kingdom, Italy, Australia, United States, Canada |
| Tuff | United Kingdom, Australia, United States, Myanmar, Canada |
| Tuffe | France, United Kingdom, Canada, Germany |
| charles tuff British politician (1855-1929), GB (b. 1855) |
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| per tuff 26. mai 1878 Vestre Slidre, Oppland 8. juli 1966 Oslo (b. 1878) |
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| frank tuff (1889-1915), GB (b. 1889) |
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| prunella primrose tuff (born 1942) (b. 1942) |
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| timothy charles tuff (born 1947) (b. 1947) |
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| geoffrey tuff (born 1954) (b. 1954) |
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| tony tuff Jamaican singer, JM (b. 1955) |
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| tuff hedeman American bull rider, US (b. 1963) |
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| ty tuff researcher |
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| donell tuff college basketball player (2014–2014) Gardner-Webb |
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| jeff tuff researcher |
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| forrest tuff college basketball player (1994–1994) Western Carolina |
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| charles reginald tuff Peerage person ID=431737 |
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| charles reginald tuff Peerage person ID=575997 |
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| jeffrey tuff researcher |
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