Cognomen D'Alteroche (D'Alteroche 
) , worldwide, is a very rare last name. The family name D'Alteroche is habitual in Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| D'Alteroche | France |
| françois d'alteroche FR (b. 1935) |
|
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| bernard d'alteroche French legal historian (b. 1950) |
|
Pierre, Bernard, Jacques, Thibaut, and Marie-Astrid