Surname Tiffney (Tiffney 
) , all around the world, is a rare cognomen. The cognomen Tiffney is habitual in Oman, where it is a rare surname, Ireland, and the United Kingdom. Measured by absolute frequency, this name is the most popular in the United Kingdom, Oman, and Canada. More frequently, Tiffney is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tiffney | United Kingdom, Oman, Canada, United States, Ireland |
| bruce h. tiffney American paleontologist (1949- ), US (b. 1949) |
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| bruce h. tiffney botanist |
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