Ostrowskie Lake

{{Infobox lake

| name = Ostrowskie Lake

| image = Jezioro Ostrowskie, Ostrowo.jpg

| caption =

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| location =

| coords = {{coord|52|31|42|N|18|07|25|E|type:waterbody_region:PL|display=inline,title}}

| type =

| inflow =

|pushpin_map=Kuyavian-Pomeranian Voivodeship

| outflow =

| catchment =

| basin_countries = Poland

| length = {{convert|6.6|km|abbr=on}}

| width =

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| depth =

| max-depth = {{convert|32.6|m|abbr=on}}

| volume =

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}}

Ostrowskie Lake is a lake in Kuyavian-Pomeranian Voivodeship, north-central Poland, in the Gmina Jeziora Wielkie. It's a Glacial lake more specifically, a Ribbon lake.