Tributaries
- Rocky Mountains and Foothills
- Red Deer Lakes
- Douglas Creek
- Drummond Creek
- Skeleton (Horseshoe) Lake
- McConnell Creek
- Divide Creek
- Pipit Lake
- Snowflake Lake
- Tyrell Creek
- Scalp Creek
- Bighorn Creek
- Eagle Creek
- Wildhorse Creek
- Panther River
- Wigwam Creek
- Yara Creek
- McCue Creek
- Logan Creek
- Bear Creek
- Burnt Creek
- Bull Creek
- Vam Creek
- Brown Creek
- Williams Creek
- Helmer Creek
- Cartier Creek
- Coalcamp Creek
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- Central Alberta
- Nitchi Creek
- Fallentimber Creek
- Bearberry Creek
- Jackson Creek (Alberta)
- James River
- Schrader Creek
- Eagle Creek
- Raven River
- Little Red Deer River
- Medicine River
- Kenning Lake
- Sylvan Creek
- Piper Creek
- Blindman River
- Threehills Creek
- Kneehills Creek
- Rosebud River
- Bullpound Creek
- Berry Creek
- Blood Indian Creek
- Ghostpine creek-Pine Lake
- Waskasoo Creek
- Alkali Creek
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The waters of Ewing Lake, Little Fish Lake also flow into the Red Deer River.