Frederick Romig
Frederick was born before 1725.  He died after 1738.

 Catherine Siegfried
Catherine was born before 1725.  She died after 1738.

 Johan Christian Romig
Johan Christian was born on September 5th, 1738 in Macungie Township, Lehigh County, Pennsylvania.  He died at the age of 65 on November 8th, 1803 in Macungie Township, Lehigh County, Pennsylvania.