On 13 Mar 1734 Jonathan married Elizabeth Tomlinson, daughter of Samuel Tomlinson (ca 1687-27 Jan 1754) & Hannah, in Derby, CT.523 Born on 10 Oct 1713.522 Buried in Quaker Farms, Oxford.

Children of Jonathan and Elizabeth (Tomlinson) Lum:
    i. Anne Lum, b. 7 Mar 1735/6, m. Elnathan Lake;
    ii. Anne Lum, b. 22 Mar 1737, m. 16 Feb 1757 Eleazer Lewis;
    iii. Elizabeth Lum, b. 9 Jun 1739, d. young;
    iv. Lemuel Lum, b. 2 Mar 1742;
    v. John Lum, b. 5 Sep 1743;
    vi. Sarah Lum, b. 21 Nov 1745, m. a Mr Washburn;
    vii. Henry Lum, b. 1 Jun 1748;
    viii. Jonathan Lum, b. 10 Dec 1750;
    ix. Adam Lum, b. 11 Nov 1753; and
    x. Olive Lum, b. 9 Dec 1758.522

On 5 Nov 1730 when Sarah was 29, she married Dr. John Durand (13393) , son of Dr. John Durand (26 Dec 1664-29 Mar 1727) & Elizabeth Bryan (4572) (-ca 1765), in Derby, CT.140 Born on 10 Nov 1700 in Derby, CT. John died in Seymour, CT, on 8 Mar 1773; he was 72.522