On 5 Oct 1718 when Jonathan was 23, he married 
Hannah Richardson, daughter of 
Samuel Richardson (18 Feb 1658/9-21 Jan 1712/3) & 
Anna Chesebrough (12 Oct 1660-24 Feb 1750/1), in Stonington, CT.
 Born on 30 Aug 1695 in Stonington, CT. Hannah was baptized in Stonington, CT, on 6 Oct 1695.
Children of Jonathan and Hannah (Richardson) Brown, born at Stonington:
    i. Nathaniel Brown, b. 28 Aug 1719, m. at Stonington 1742 Elizabeth Brown, resided at Stonington;
    ii. Jonathan Brown, b. 14 Aug 1721;
    iii. Stephen Brown, b. 5 Sep 1723, d. 1 Aug 1725;
    iv. Hepzibah Brown, b. 8 May 1726;
    v. James Brown, b. 28 Jan 1728;
    vi. Elizabeth Brown, b. 26 Feb 1730; and
    vii. Jonathan Brown, b. 24 Jun 1732.