Milk sack
Milchsack is the family name of the following people:
- Carl Milchsack (1890–1960), German entrepreneur, founder of the printing ink factory Milchsack (1928–1999) in Frankfurt am Main
- Gustav Milchsack (1850–1919), German librarian and Germanist
- Lilo Milchsack (1905–1992), founder of the Society for Cultural Exchange with England