Plätlinsee

{{Infobox body of water

| name = Plätlinsee

| image = Plaetlinsee-11-IV-2007.jpg

| caption =

| image_bathymetry =

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|pushpin_map=Mecklenburg-Vorpommern

| coords = {{coord|53|13|54.22271|N|12|59|18.91113|E|region:DE-MV_type:waterbody_source:dewiki|display=inline,title}}

| type =

| inflow = Reeksgraben

| catchment =

| basin_countries = Germany

| length =

| width =

| area = {{convert|2.42|km2|abbr=on}}

| depth =

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| residence_time =

| shore =

| elevation = {{convert|55.1|m|abbr=on}}

| frozen =

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}}

Plätlinsee is a lake in the Mecklenburgische Seenplatte district in Mecklenburg-Vorpommern, Germany. At an elevation of 55.1 m, its surface area is 2.42 km².