none of someone's business in Spanish
none of someone's business in Spanish
no es asunto suyo
(idiomatic) A matter (especially a private or personal one) that someone is not entitled to be involved in or informed about.
no es de su concernencia
(idiomatic) A matter (especially a private or personal one) that someone is not entitled to be involved in or informed about.
no es de su incumbencia
(idiomatic) A matter (especially a private or personal one) that someone is not entitled to be involved in or informed about.
no le concierne
(idiomatic) A matter (especially a private or personal one) that someone is not entitled to be involved in or informed about.
no le incumbe
(idiomatic) A matter (especially a private or personal one) that someone is not entitled to be involved in or informed about.