Mattie is a unisex name that is often used as a nickname for names like Matthew or Matilda. It has an old-fashioned charm that gives it a vintage appeal. Mattie is a name that exudes strength and resilience, often associated with individuals who are determined and hardworking. People with the name Mattie are typically compassionate and caring, always willing to lend a helping hand to those in need. Overall, Mattie is a timeless name that carries a sense of warmth and familiarity.