Shiga (滋賀郡, Shiga-gun) was a district located in Shiga Prefecture, Japan.
As of 2003, the district has an estimated population of 21,964 and a density of 306.20 persons per km2.
The total area is 71.73 km2.
Light blue autonomies are Shiga District's town, deep blue autonomies are Shiga District's village, and gray autonomies are others.