RAINSFORD Descendants of Edward Rainsford of Boston
RANDALL Descendants of William Randall (bp. 1596 - 1650/1) of Pitminster, Dorchester and Weymouth
REED Ancestors and descendants of Thomas Reed (d. 1701) of Sudbury
RICE Descendants of Thomas Rice
RICHARDS Descendants and ancestors of Thomas Richards (bp. 1596 - 1650/1) of Pitminster, Dorchester and Weymouth
RICHARDSON Ancestors and descendants of Ezekial Richardson (abt 1604 - 1647) of Westmill, Charlestown and Woburn and Thomas Richardson (bp. 1608 - 1651) of Westmill and Woburn
RIDDLESDALE Ancestors of Susan Riddlesdale (bp. 1584 - 1658)
RIGBY Descendants of John Rigby (d. 1647)
RIGGS Descendants of Edward Riggs (c. 1593 - 1672) of Nazeing and Roxbury
ROBERTS Descendants of Giles Roberts
ROCKET Descendants of Richard Rocket of Braintree
ROGERS Descendants of Thomas Rogers of Plymouth, passenger on the Mayflower
RUSSELL Descendants of William Russell (d. 1662) of Cambridge