| Kat River Katrivier | |
|---|---|
 | |
  Location of the Kat River in the Eastern Cape | |
| Location | |
| Country | South Africa |
| Region | Eastern Cape |
| Physical characteristics | |
| Source | |
| • location | Winterberg, Eastern Cape |
| • coordinates | 32°34′17″S 26°45′34″E / 32.57139°S 26.75944°E |
| Mouth | |
• location | Great Fish River, Eastern Cape |
• coordinates | 32°59′44″S 26°47′5″E / 32.99556°S 26.78472°E |
| Length | 150 km (93 mi) |
The Kat River (Afrikaans: Katrivier) is a tributary of the Great Fish River, that drains the southern slopes of the Winterberg in the Eastern Cape Province, South Africa.