Thanks for the passenger list.
Any other US record on either ancestor? Did you look into Naturalization Intent & Petition?
Name Ludwika Braun
Event Type Immigration
Event Date 07 Nov 1896
Event Place Ellis Island, New York City, New York, United States
Marital Status Married
Nationality Russia, Russian
Birth Year 1874
Departure Port Hamburg
Ship Name Phoenicia
Page Number 1641
Affiliate Line Number 0361
Citing this Record
"New York Passenger Arrival Lists (Ellis Island), 1892-1924", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:JX7K-831
: 30 January 2018), Ludwika Braun, 1896.
Braun, Johann 27 1868-1869 1896
Do you have the US born children's church baptismal record?