John Roper, Sen., of New Buckenham, Norfolk Co., England, b. about 1588, sailed with his family to New England in the summer of 1637; settled in Dedham, Mass, in August of that year; died in Dedham soon after 1664. His wife was living at the time of the Lancaster massacre, 1676; date of her death not known. Probably two sons [John and Walter] came with them.
Leslie Mahler, FASK and Nathan W Murphy, AG, The English Ancestry of Alice Reynolds Wife of John1 Roper of Dedham, Massachusetts. , in The American Genealogist (TAG). (Donald Lines Jacobus, et.al.) 85:222-34, July 2011.
The authors review the research published by Lyman Mower and Ella E Roper and note that they and Robert Charles Anderson find them unreliable. They state unequivocally that that the elder John Roper in their books was not only not the father of this John Roper but he did not exist! The immigrant was the John Roper who married Alice Reynolds.