Daniel married Sarah Bush on 13 Mar 1806. Sarah (daughter of Christopher Bush and Hanna) was born on 13 Dec 1788 in , Hardin, Kentucky, United States; died on 10 Dec 1869 in Goosenest Prairie, , Illinois, United States; was buried in Thomas Lincoln Cemetery, Lerna, Coles, Illinois, United States. [Group Sheet] [Family Chart]

1. Elizabeth Johnston was born in Dec 1806; and died.
2. Matilda Johnston was born in 1809; and died.
3. John D. Johnston was born in 1810; and died.