On 25 Dec 1729 when Timothy was 25, he married Mary Dyer in Dartmouth, MA.
Children of Timothy and Mary (Dyer) Tallman, born at Dartmouth:
i. William Tallman, b. 9 May 1730, d. 28 Oct 1802 at Sandwich, MA, m. at Dartmouth 11 Apr 1754 Betty Morton (b. 9 May 1734 at Plymouth, MA, d. 24 May 1826);
ii. Hannah Tallman, b. ca. 1751, m. Antipas Tabor;
iii. Wesson Tallman, m. Experience Sherman; and
iv. Timothy Tallman, b. ca. 1736, m. ca. 1761 Mary T. Lawrence.