Life span: 07/19/1826 to 01/06/1892TabsLife SummaryFull name: John Irvin GreggPlace of Birth: Bellefonte, PABurial Place: Arlington National Cemetery, Arlington, VABirth Date Certainty: ExactDeath Date Certainty: ExactGender: MaleRace: WhiteSectional choice: NorthOrigins: Free StateNo. of Spouses: 2No. of Children: 2Family: Andrew Gregg (father), Clarissa A. Everhart (first wife), Harriet Marr (second wife), Andrew Gregg Curtin (cousin), David M. Gregg (cousin) Occupation: MilitaryBusinessmanRelation to Slavery: White non-slaveholderChurch or Religious Denomination: PresbyterianPolitical Parties: RepublicanMilitary: US military (Pre-Civil War)Union ArmyUS military (Post-Civil War) Events Date span begin Life span End Event 06/21/1863 06/21/1863 Near Upperville, Virginia, Union cavalry again clashes with the Confederate cavalry screen Documents Images John Irvin Gregg John Irvin Gregg, detail Bibliography