- Manitoba Metis Federation Case
- Manitoba Music Educators Association/Association manitobaine des éducateurs de musique
- Manitoba Opera Association
- Manitoba Registered Music Teachers' Association
- Manitoba Research Council
- Manitoba Schools Question
- Manitoba Theatre Centre
- Manitoba University Consort
- Manitou
- Manitoulin Island
- Manitoulin Island Treaty 1836
- Manitoulin Island Treaty 1862
- Manitouwadge
- Manitowaning
- Maniwaki
