John Greene the surgeon married Joan Tattersall 1619. Their children were: Major. John Greene (1620-1708), Peter Greene (1621-1699) Jane 1622, Richard Greene (1623-1698), William Greene (1624-1728) James Greene (line to Gen. Nathaneal Greene )(1626-1698), Thomas Greene (1628-1717) Joan (1630-1658), Mary Greene Sweet (1633-1686), and Content (1636-1666). Just looked at John Greene's Family Search page with 52 resources. Not sure he had children William or Content. https://www.familysearch.org/tree/person/details/LZPM-TCT This is from Wiki Tree https://www.wikitree.com/wiki/Greene-43