Karthane
{{Short description|River in Germany}}
{{Unreferenced|date=September 2020}}
{{Expand German|topic=geo|date=September 2011|Karthane}}
{{Infobox river
| name =Karthane
| image = Kopfweide kvoekler.jpg
| image_size =
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| map =
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| source1_location =
| mouth_location = Stepenitz
| mouth_coordinates = {{coord|52.9876|11.7639|region:DE|display=it}}
| progression = {{RStepenitz (Elbe)}}
| subdivision_type1 = Country
| subdivision_name1 = Germany
| subdivision_type2 = States
| subdivision_name2 = Brandenburg
| length =
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}}
Karthane is a river of Brandenburg, Germany. It flows into the Stepenitz in Wittenberge.