Bern District (German: Amtsbezirk Bern, French: District de Berne, Italian: Distretto di Berna) is a constitutional district and used to be an administrative district in the canton of Bern, Switzerland. It had an area of 233 km (90 sq mi) and a population of 237,919 (in January 2005).

From 1 January 2010, the district lost its administrative power while being replaced by the Bern-Mittelland (administrative district), whose administrative centre is Ostermundigen. Since 2010, it remains a fully recognised district under the law and the Constitution (Art.3 al.2) of the Canton of Berne.

Its capital was the city of Bern, which contains around half the population. The district consists of thirteen municipalities:

Municipality	Population (Jan 2005)	Area (km²)
Bern	122,304	51.6
Bolligen	6,142	16.6
Bremgarten bei Bern	3,818	1.9
Ittigen	10,919	4.2
Kirchlindach	2,586	11.9
Köniz	37,067	51.1
Muri bei Bern	12,567	7.7
Oberbalm	880	12.4
Ostermundigen	15,282	6.0
Stettlen	2,949	3.6
Vechigen	4,702	24.8
Wohlen bei Bern	9,155	36.3
Zollikofen	9,548	5.4

• Bern District in German, French and Italian in the online Historical Dictionary of Switzerland.

• Website of the city of Bern (in English)

47°00′N 7°35′E / 47.000°N 7.583°E / 47.000; 7.583