surname
In Italian, 'cognome' refers to a person's family name, which is typically inherited and shared among family members. It is used in a similar way to 'surname' in English, distinguishing individuals within the same family lineage. In formal situations, it is customary to use 'cognome' along with the first name for identification purposes.
My surname is Rossi.
This phrase introduces the speaker's surname, highlighting a common way to state one's last name in Italian.
What is your surname?
This question asks someone for their surname, which is a standard inquiry when getting to know someone.
My family's surname is Bianchi.
This phrase specifies the surname of the speaker's family, providing context about family lineage.