The Foylesiders (pictured above) were behind at half-time but totally dominated the second half.
Powered by a strong breeze in Buncrana, they took score after score to retain the title against a Letterkenny team who had beaten them in an earlier round.
It was a deserved victory for the Moville teenagers.
Meanwhile at O’Donnell Park, Naomh Muire caused an upset by beating Fanad Gaels to the county B U16 title.
The Rosses girls ran out two point winners in a very closely fought game.