Münsterer Alte

{{short description|River in Germany}}

{{Expand German|topic=geo|date=September 2011|Münsterer Alte}}

{{Infobox river

| name =Münsterer Alte

| image =

| image_size =

| image_alt =

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| map =

| map_size =

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| source1_location =

| mouth_location = Lech

| mouth_coordinates = {{coord|48.6575|N|10.8862|E|source:wikidata-and-enwiki-cat-tree_region:DE|display=it}}

| progression = {{RLech}}

| subdivision_type1 = Country

| subdivision_name1 = Germany

| subdivision_type2 = State

| subdivision_name2 = Bavaria

| length_km = 17.7

| length_ref = {{GeoQuelle|DE-BY|GV}}

| source1_elevation = {{convert|430|m|ft|abbr=on}}

| mouth_elevation = {{convert|409|m|ft|abbr=on}}

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}}

Münsterer Alte (in its upper course: Altnet) is a river of Bavaria, Germany. It passes through Münster and flows into the Lech south of Rain.