Cognomen Boisy (Boisy 
) , around the globe, is a very rare family name. The cognomen Boisy is habitual in Nicaragua, where it is a very rare surname, Honduras, and France. More frequently, Boisy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boisy | South Africa, Philippines, France, United States, India |
| aymar gouffier de boisy (b. 1450) |
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| charlotte gouffier de boisy 15th-century French royal governess (b. 1482) |
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| raymonde boisy French painter (1913-2001), FR (b. 1913) |
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