'Robert Martin. (Rehoboth.) Will dated 6 3mo 1660. Names his wife Joan, and his brother Richd. Martin in Old England, and his children. Gives also to his Elder brother Abraham "if his need calleth for it." ... Inventory, "19 5mo, June, 1660." '
'Robert Martin was brother of ABRAHAM MARTIN {1635, Weymouth} and of Richard Martin, who came to Rehoboth in the 1660s. ... Another brother was probably ISAAC MARTIN {1639, Hingham}, who appeared in two New England records: in ... 1639 [Hingham] ... and in 1643 ... in Rehoboth [Early Rehoboth 4:4].'