Mahndorfer See

{{Infobox lake

| name = Mahndorfer See

| image = Mahndorfer_See.jpg

| caption =

| image_bathymetry =

| caption_bathymetry =

| location = Bremen

| coords = {{coord|53|01|47|N|08|56|34|E|region:DE_type:waterbody_source:dewiki|display=inline,title}}

| type =

| inflow =

| outflow =

| catchment =

| basin_countries = Germany

| length =

| width =

| area = {{convert|22.4|ha|abbr=on}}

| depth =

| max-depth = {{convert|13|m|abbr=on}}

| volume =

| residence_time =

| shore =

| elevation =

| frozen =

| islands =

| cities = Bremen

| reference =

|pushpin_map=Germany}}

Mahndorfer See is a lake in Bremen, Germany. Its surface area is {{Convert|22.4|ha}}, and its maximum depth {{Convert|13|m}}.