Wellersdorf
Wellersdorf is the name of the following localities:
in Austria
- Wellersdorf (Ludmannsdorf community) , (Velinja vas), village of Ludmannsdorf , Klagenfurt-Land district, Carinthia
in Poland
- Olszyniec (Żary) (formerly Wellersdorf in the district of Sorau, Brandenburg ), a village in the Gmina Lebary , Lebus Voivodeship