Thomas Shannon was born in 1676 in Londonderry, Ireland. He died in Apr 1737 in Lancaster County, Pennsylvania. Thomas married Eigness\Agnes and was born in 1686 in Ireland. She died in Lancaster County, Pennsylvania. They had the following children: Margaret Shannon Anna Shannon married James Marrs John Shannon Samuel Shannon Thomas Shannon , Jr. I am descendant from Anna Shannon and James Marrs My 2nd Shannon line is: William Shannon was born in 1720 in Ireland. He died on 5 Jul 1784 in Mercersburg, Pennsylvania. William married Mary O.. Mary was born in Ireland. She died in 1793 in Mercersburg, Pennsylvania. William and Mary had the following children: John Shannon William Shannon was born in May 1745. James Shannon Robert Shannon Hugh Shannon was born in Feb 1756 in Peters Twp., Cumberland Co., Pennsylvania. Joseph Shannon was born in Aug 1758 in Peters Twp., Cumberland Co., Pennsylvania. Jean Shannon Nathaniel Shannon was born in Jul 1764 in Peters Twp., Cumberland Co., Pennsylvania. David Shannon Samuel Shannon was born in Nov 1773 in Peters Twp., Cumberland Co., Pennsylvania. Nathaniel and Isabella Shannon is the line I descend from. Both Shannon lines are listed at http://www2.1starnet.com/cgenzel/shannon.htm Carolyn Shannon Genzel http://www2.1starnet.com/cgenzel