Blake Channel
General data
- Name: Blake Channel
- Water system: Gulf of Alaska
- Water type: Sea channel
- Progression: Gulf of Alaska -> Pacific Ocean -> Planet Earth
- Climates: Subpolar
- Continents: North America
- Countries: United States of America
Blake Channel is a channel in Southeast Alaska, United States. It extends 19.3 kilometres (12.0 mi), separating the southeastern part of Wrangell Island from the mainland. It was first traversed and charted in 1793 by James Johnstone, one of George Vancouver's officers during his 1791-95 expedition.