In 1649, a Maryland Catholic colony was formally opened to non-Catholics. George Kirkman was one of the immigrants who were indentured to Thomas Sewell, the proprietor of 500 acres in what became Dorchester County. At least two other Kirkmans, Roger and Melcher had arrived by mid 1660.
A number of transactions were documented which identified their Kirkman family. In 1682 and 1683 William Kirkman had land surveyed. In 1699 and 1701 a James Kirkman sold properties. In 1746 & 1774 James b 1713 sold or leased land to his brother George, Jr. William's will was executed in Talbot County in 1786, and in 1801 Thomas sold property to an Elizabeth Kirkman.
By the time of the migration to North Carolina, George, Sr. and his wife Elizabeth had six children.. George, Jr. was born 1712 & James b 1713. The birth years for Roger, Rosannah, Ann, & Comfort are not yet known.