Lollenbach

{{short description|River in Germany}}

{{Infobox river

| name = Lollenbach

| image = Lollenbach.JPG

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| mouth_location = Elsebach

| mouth_coordinates = {{coord|51.4119|7.6253|region:DE|display=it}}

| progression = Elsebach→ {{RRuhr}}

| subdivision_type1 = Country

| subdivision_name1 = Germany

| subdivision_type2 = State

| subdivision_name2 = North Rhine-Westphalia

| length_km = 4.03

| length_ref = {{GeoQuelle|DE-NW|GSK3C}}

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Lollenbach is a stream of North Rhine-Westphalia, Germany. Its source is between Bürenbruch (a part of Ergste) and Letmathe.[http://www.tim-online.nrw.de/tim-online/nutzung/index.html Topographisches Informationsmanagement, Bezirksregierung Köln, Abteilung GEObasis NRW]NRW Wanderkarte 1:25000. 17: Hagen, Gevelsberg, Iserlohn, Witten. {{ISBN|978-3-936184-56-3}} The stream has a length of {{convert|4.03|km|abbr=on}}. Near Reingsen, a part of Schwerte, Lollenbach and Reingser Bach merge to form the Elsebach. Lollenbach is used as a supplier of water for a small fish pond.