The church known as Goslar Cathedral (German: Goslarer Dom) was the collegiate church of St. Simon and St. Jude in the town of Goslar in central Germany. It was built between 1040 and 1050 and stood in the district of the Imperial Palace of Goslar. It was demolished in 1819–1822. Today only the porch of the north portal remains. It was a church of Benedictine canons.