| St. Anns | |
| Settlement Type: | Unincorporated area |
| Pushpin Map: | Canada Nova Scotia |
| Pushpin Map Alt: | Location of St. Anns within Nova Scotia |
| Pushpin Map Caption: | Location in Nova Scotia |
| Coordinates: | 46.2128°N -60.6203°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Canada |
| Subdivision Type1: | Province |
| Subdivision Type2: | County |
| Subdivision Name2: | Victoria County |
| Unit Pref: | Metric |
| Leader Title: | MP |
| Leader Name: | Jaime Battiste |
| Leader Title1: | MLA |
| Leader Name1: | Keith Bain |
| Population Density Km2: | auto |
| Timezone1: | AST |
| Utc Offset1: | -4 |
| Timezone1 Dst: | ADT |
| Utc Offset1 Dst: | -3 |
| Postal Code Type: | Postal code |
| Postal Code: | B0E 1B0 |
| Area Code: | 902 |
St. Anns is an unincorporated area in the Municipality of the County of Victoria, Cape Breton Island, Nova Scotia. It is on the southwestern shore of St. Anns Bay at the intersection of the Cabot Trail and Nova Scotia Highway 105, the Trans-Canada Highway.
It is home to the Gaelic College of Celtic Arts and Crafts, which is located on the property of 19th century clergyman, Norman McLeod who led approximately 800 residents from Canada to Waipu, New Zealand, during the 1850s.