Thomas Johnson
Thomas was born in 1703 in Maryland.  He died after 1734.

 Catherine Griffith
Catherine was born about 1700 in Maryland.  She died after 1734.

 Griffith Johnson
Griffith was born in Allegheny County, Maryland.  He died on December 23rd, 1805 in Washington or Allegheny County, Maryland.  He was buried in United Methodist Church Cemetery, Old Town, Allegheny County, Maryland.