The name Terry is a girl's name of English origin. Terry and is often added to lists like Girls' Names That End in Y and discussed in our forums with posts like "Sibset makeover game! B/G pairs".
From the experts:
Terry hit the Top 30 in the fifties; it was seen then as a cool, sleek gender neutral name, but it's long since lost that edge. Today's Terry would probably be Tess or Tessa.