Aunt Agatha or Agatha Gregson is a fictional character, the most bossy of the three aunts of Bertie Wooster referred to in the Jeeves and Wooster stories by P. G. Wodehouse. She is always trying to get Bertie married off, usually without much success. She is known as the 'nephew-crusher'.
The other aunts of Bertie Wooster include Aunt Dahlia (Dahlia Travers).
