Familysearch.org (FS) has the following information available which I hope may be of use
Elizabeth Gilliam FS ID L6R2-Q9P born 1667 St. Peter's Parish, New Kent, Virginia, British Colonial America – died 1777 United States
Father: Benjamin Gilliam FS ID LHGH-XCF born about 1634 Bicester, Cherwell, Oxfordshire, England, United Kingdom – christened 8 June 1634 Bicester, Cherwell, Oxfordshire, England, United Kingdom – died 13 June 1685 Boston, Suffolk, Massachusetts Bay, British Colonial America
Mother: Hannah Savage FS ID L52D-3VX born 28 June 1643 Boston, Suffolk, Massachusetts, United States – christened 2 July 1643 First Church, Boston, Suffolk, Massachusetts, United States – died 22 July 1730 Boston, Suffolk, Massachusetts, United States
Benjamin & Hannah were married 26 October 1660 Boston, Suffolk, Massachusetts, United States
Elizabeth Gilliam was 4th eldest of 10 children 3 boys & 7 girls which included Elizabeth
I suggest you go to Familysearch.org to check ALL the information that they have available
NOTE: I am passing this on for your information – I can only be guided by what is on that site, correct or not. Sources may/may not be available
Cheers Ross Geissmann