John married wife #1 unknown, and had the following children:
- Martha Allender b. 1798 m Allison DeFrance
- William Alexander Allender b. 1800 m. Sidney Wilson
- John Allender b. 1802 m. 1st Jane DeFrance 2nd Margaret Carpenter
- Elizabeth Allender m. ?Heany
John married wife #2 Margaret Milligan and had the following children:
- Thomas Allender b. 1811 d. 1901 m. Ann Cunningham
- Robert Allender b. 1822 d. January 30, 1885 m. Euphamia Hastings .... This is my line, click on Robert to see more.
- James Allender b. 1815 d. 1903 m. Angeline Bonnell
- Joseph Allender b. 1817 m. Sarah Keys
- George Allender b. April 27, 1819 d. 1895 m. Margaret Adams
- Isabella Allender b. 1822 d. Dec. 29, 1888 Jefferson Twp. Guernsey County, OH
- David Allender b. 1824 d. 1839