Waßmannsdorf is a village and a civil parish (Ortsteil) of the German town of Schönefeld, located in the district of Dahme-Spreewald in Brandenburg.

First mentioned in 1350 as Wasmanstorp, the village was an autonomous municipality until 2003, when it merged into Schönefeld.

Waßmannsdorf is located in the southeastern suburb of Berlin, near the districts of Tempelhof-Schöneberg, Neukölln and Treptow-Köpenick; and bordering with the quarter of Rudow.

Waßmannsdorf is situated close to the runway of the new Berlin Brandenburg Airport.

Crossed by the Berlin outer ring, it is served by a new railway station[3] on the S-Bahn extension to the new airport[4][5] (lines S45 and S9).