Joerg von Halsbach, or Halspach, or Ganghofer, was a Munich builder and architect, also known as the Mason (Maurer) von Polling, died 1488.
He was the architect of Frauenkirche in Munich from 1468 to 1488. 1470 he began the work on the Old Town Hall in Munich and in 1478 Allerheiligenkirche am Kreuz (Kreuzkirche) in Munich. In addition to his work in Munich, he was also worked for the Freisinger Prince Bishops.
Allerheiligenkirche am Kreuz