11th Northwest Territories Legislative Assembly
The 11th Northwest Territories Legislative Assembly was the 18th assembly of the territorial government from 1987 to 1991.
By-elections
At least two by-elections occurred in this Assembly.| District | Former member | Replacement | Reason | Date |
| Yellowknife South | Ted Richard | Tony Whitford | Ted Richard appointed to Northwest Territories Supreme Court. | October 31, 1988 |
| Natilikmiot | Michael Angottitauruq | John Ningark | Unknown | 1989 |