George had 5 children by his first wife Margaret. On her tombstone it says that she was the "Consort of George Dillinger". They were married sometime before 1835 and he was widowed in 1848.
In Mercer County, Pennsylvania during 1850 George married his second wife Alice Jane Brown. She was also from PA and born in 1829. Then, in Mercer County, between 1852 and 1867 they had 3 boys and 5 girls; bringing George's total number of children to 13.