A second referendum on the Maastricht Treaty was held in Denmark on 18 May 1993. After rejecting the treaty in a referendum the previous year, this time it was approved by 56.7% of voters with an 86.5% turnout.

Nørrebro (Danish pronunciation: [ˈnɶɐ̯ɐˌpʁoˀ]) is one of the 10 official districts of Copenhagen, Denmark. It is northwest of the city centre, beyond the location of the old Northern Gate (Nørreport), which, until dismantled in 1856, was near the current Nørreport station.