Jacob married Joanna Slocum in 1660 in Portsmouth, Newport Co, RI. Joanna (daughter of Giles Slocum and Joanne (Joan) Cook) was born on 16 Mar 1642 in Portsmouth, Newport, RI; died on 6 Jan 1727 in Portsmouth, Newport, RI; was buried in Friendsgraveyard, Portsmouth, Newport, RI. [Group Sheet] [Family Chart]