William and Nancy Irwin parents of James Irwin, born in Lack Twp., Cumberland County, PA on 16 Oct. 1758 and died on 10 February 1847 in Butler County, Ohio.

 

William and Nancy Irwin parents of James Irwin, born in Lack Twp., Cumberland County, PA on 16 Oct. 1758 and died on February 1847 in Butler County, Ohio.

James Irwin - Revolutionary War Veteran, served as private in
1777 under Captain William Graham and General Potters Brigade of the 4th Battalion, 2nd Company of Milford Township, Cumberland County, PA militia on the frontier against the British.
1778 under Captain David Boal or Boles of the 7th Battalion, 2nd Company of Milford Township, Cumberland County, PA militia against the Indians at “Standing Stone Valley“. 
1780 under Captain David Boal of the 7th Battalion, 2nd Company of Milford Township, Cumberland County, PA militia against the Indians at Kishacoquillas Valley. 

James Irwin marries Nancy (Agnes)  on February 2, 1786 in Cumberland County, PA.

James Irwin is Presbyterian.

James and Nancy Irwin’s children:
Ann Irwin born November 1, 1786, Milford Twp., Mifflin County, PA
John Irwin born February 18, 1788, Milford Twp., Mifflin County, PA
Mary Irwin born April 9, 1789, Milford Twp., Mifflin County, PA
Jane Irwin born May 19, 1791, Milford Twp., Mifflin County, PA
James Irwin born March 12,1793, Milford Twp., Mifflin County, PA
Robert Irwin born March 19, 1795, Milford Twp., Mifflin County, PA
William Irwin born October 19, 1797, Milford Twp., Mifflin County, PA

James Irwin family relocate to Warren County, Ohio in 1798 from Pennsylvania. 

James Irwin in Milford Township, Cumberland County, Pennsylvania

This is what I am able to piece together regarding James Irwin in Pennsylvania.
Facts:

• born in Cumberland County, PA in 1758
• James parents are William and Nancy Irwin.
• 1778-1880 he serves in Revolutionary War (Milford Twp., Cumberland, Co.)
• Robert Irwin served with James in  Revolutionary War (Milford Twp., Cumberland Co)
• Robert Irwin’s parents are John and Mary Irwin
• Robert Irwin history states that he was from Mifflin County, PA

Time Line:
1750 Lack Township, Cumberland County, PA
1758 – James Irwin in born to William and Nancy Irwin in Lack Twp., Cumberland County, PA. 
1763 – Robert Irwin in born to John and Mary Irwin in Lack Twp., Cumberland County, PA.
1768- Lack Twp. splits into Lack and Milford Twps. – James and Robert are now in Milford Twp., Cumberland County, PA.
1777- James Irwin in Milford Twp., Cumberland County, PA served 2 months in the Autumn, on the frontier fighting the British, as a private in Captain William Graham’s Pennsylvania Company and General Potter’s Brigade.  
1778 – James Irwin in Milford Twp., Cumberland County, PA served 2 months in “Standing Stone Valley”  fighting the Indians, as a private in Captain David Boal’s Pennsylvania Company.
1780 – James Irwin in Milford Twp., Cumberland County, PA served 2 months in August, at Kishacoquillas Valley fighting the Indians, as a private in Captain David Boal’s Pennsylvania Company.
1789 – Milford and Lack Twp. become part of Mifflin County, PA
1831 – Milford and Lack Twp. become part of Juniata County, PA
1843 – Milford Twp. splits into Milford and Beale Twps. in Juniata County, PA.