Peter married Margaret F Owen 20 Feb 1855, , , Prince Edward Island, Canada. Margaret (daughter of Arthur Lee Owen and Mary Jardine) died 19 Feb 1879, Charlottetown, , Prince Edward Island, Canada. [Group Sheet]

1. Annie Leigh Gregor was born 25 Dec 1855, , , Prince Edward Island, Canada; died 23 Feb 1910; was buried , Sherwood Cemetery, Charlottetown, , Prince Edward Island, Canada.
2. Emily Owen Gregor was born 1857; died 18 May 1881, Charlottetown, , Prince Edward Island, Canada.
3. J Newton Gregor died 3 Oct 1864; was buried , Sherwood Cemetery, Charlottetown, , Prince Edward Island, Canada.
4. Leigh Richmond Gregor was born 28 Dec 1860, New Glasgow, , Prince Edward Island, Canada; died 31 Dec 1911, Tucson, , Arizona, United States; was buried , Sherwood Cemetery, Charlottetown, , Prince Edward Island, Canada.
5. Elizabeth (Bessie) Gregor was born Abt 1868, , , Prince Edward Island, Canada; died 1910, Denver, , Colorado, United States.