| 🧀 Cheesy River |
| 🍒🏞️ Cherry River |
| 🌊🌱🏞️ Chia River |
| 🌶️🏞️ Chili River |
| 🍫 Chocolate River |
| 🚣♂️ Christopher River |
| 🍺🏞️ Cider River |
| 🌊🧹 Clean River |
| ⏰🏞️ Clockwork River |
| 🏞️ Coal River |
| 🏞️ Coca River |
| 💦 Coca-river |
| 🚫 Cocaine River |
| 🌴🌊 Coco River |
| 🥥🌊 Coconut River |
| ☕🏞️ Coffee River |