|Countries South Africa|
Matches played 20
|Date 11 May – 14 September 1991|
Runners-up South African Rugby Association
The 1991 Currie Cup Rural D was the fifth division of the Currie Cup competition, the premier domestic rugby union competition in South Africa. This was the 53rd season since the competition started in 1889.
Changes between 1990 and 1991 seasons
Changes between 1991 and 1992 seasons
There were five participating teams in the 1991 Currie Cup Rural D competition. These teams played each other twice over the course of the season, once at home and once away. Teams received two points for a win and one points for a draw. The winner of the Rural D competition played off against the winner of the Rural C competition for the Bankfin Trophy.
The winner of the Rural D competition played off against the winner of the Rural C competition for the Bankfin Trophy.
In the play-off match, North Eastern Cape beat Lowveld to clinch a spot in the 1992 Currie Cup Rural A, while Lowveld would play in the 1992 Currie Cup Rural B.