"Deutschland Geburten und Taufen, 1558-1898," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NDTB-BBX : 28 November 2014), Dorothea Louise Schoenhagen, 01 Jan 1803citing ; FHL microfilm 582,419.
She is married to Johann Friedrich (Heinrich) Steinmeyer.
They got married on February 18, 1827 at Evangelisch, Bega, Lippe, Germany, she was 24 years old.Source 1
Child(ren):