Name from a card transaction

[marty1107]

When a card is read, where does the user name come from. Is it read from the card or does it come from square?

[JK_Fiber_Art]

Comes from the Card which includes the Account Number, or the 16-digit card number (or 15-digit for American Express), Expiration Date, Cardholder Name, and Service Code.   If you're into details, there's some good stuff here.