Brahmans isn't related to race either. It's just an alliteration. You're right that they are mostly referred to in the plural form (eg: The Roosevelts bought ou

Brahmans isn't related to race either. It's just an alliteration. You're right that they are mostly referred to in the plural form (eg: The Roosevelts bought out....) but the clan usage is fairly common too (eg: he's a member of the Roosevelt clan/dynasty).