From Longman Dictionary of Contemporary Englishname tagˈname tag noun [countable] DCa small sign with your name on it that you wear
Examples from the Corpus
name tag• This is why it is essential that they should wear a collar with a name tag attached at all times.• She is brown and white and has a brown collar but no name tag.• There was no name tag in the oblong strip next to the button but that wasn't unusual.• Her name, Beulah, is printed in green ink on a heart-shaped name tag. 