Ca 1753 John married Abigail Clark (48459) , daughter of George Clark (30995) (ca 1707-28 Feb 1754) & Abigail Law (12 Mar 1709-9 Feb 1774). Born on 3 Oct 1731 in Milford, CT. Abigail died on 18 Jan 1814; she was 82.

Children of John and Abigail (Clark) Beard:
    i. John Beard, b. Sep 1754, d. 14 Aug 1756;
    ii. Ephraim Beard, b. Aug 1756;
    iii. Martha Beard, b. May 1758, d.1 Sep 1788;
    iv. John Beard, b. 1760, d. 1861 in Illinois, m. Anna Benjamin (dau. of Barzillai & Ann (Chessboro) Benjamin); and
    v. Abigail Beard, b. Dec 1761, d.11 Sep 1787.