Isaac first married Elizabeth. Elizabeth died in 1716.
Children of Isaac and Elizabeth Bonnell, birth order unknown:
i. Jacob Bonnell;
ii. John Bonnell;
iii. William Bonnell;
iv. Lydia Bonnell, m. Joseph Thompson (d. 19 Jul 1749 at Mendham, NJ);
v. Sarah Bonnell;
vi. Isaac Bonnell, b. ca. 1697, d. 15 Feb 1736 at Elizabeth; and
vii. Abraham Bonnell, b. ca. 1700, d. 1768 at Elizabeth, m. at Chesterfield NJ 23 Nov 1731 Mary Shinn.