Question: do you need to have a middle name

Answer: No, In several cultures, a middle name is the portion of a personal name. People's names usually include one or more names. These names can be in addition to the number that are usually considered adequate to identify someone. In a number of cultures where a given name is expected to precede the surname, additional names are likely to be placed after the given name and before the surname, and thus called middle names. In English-speaking American culture, that term is often applied (arguably mistakenly) to names occupying that position even if the bearer would insist that that name is being mistakenly called a ``middle name'', and is actually (to mention several types of common cases):