Bißnitz

{{Multiple issues|

{{More citations needed|date=May 2025}}

{{Expand German|topic=geo|date=October 2011|Bißnitz}}

}}

{{Infobox river

| name = Bißnitz

| image =

| image_size =

| image_alt =

| image_caption =

| map =

| map_size =

| map_alt =

| map_caption =

| source1_location =

| mouth_location = Wardersee

| mouth_coordinates = {{coord|53.9535|10.4557|region:DE|display=it}}

| progression = {{RTrave}}

| subdivision_type1 = Country

| subdivision_name1 = Germany

| subdivision_type2 = State

| subdivision_name2 = Schleswig-Holstein

| length =

| source1_elevation =

| mouth_elevation =

| discharge1_avg =

| basin_size =

| river_system =

| tributaries_left =

| tributaries_right =

}}

Bißnitz (historically written as Bissnitz, {{Langx|pl|Bieśnica}}){{Cite web |date=1937 |title=Altas nazw geograficznych słowianszczyny zachodniej |url=http://web.archive.org/web/20140714154235/http://www.mapywig.org/m_documents/PL/ATLAS_NAZW_GEOGRAFICZNYCH_SLOWIANSZCZYZNY_ZACHODNIEJ_ZESZYT_IIA.pdf}} is a river of Schleswig-Holstein, Germany. It flows into the Wardersee, which is drained by the Trave.