Came to Massachusetts Bay in 1634 (on 30 Apr 1634, "Mary Winch," aged 15, in the household of Rowland Stebbins, was enrolled at Ipswich as a passenger for New England on the Francis of Ipswich). She first settled at Roxbury MA, but moved to Springfield by 1639.
She was born about 1619.
She married at Springfield, 29 Jun 1643, RICHARD EVERETT {1636, Springfield}. Their children are discussed in vol. 4 of the recent Kempton Ancestry.
She died after 1643.
Source: Anderson's Great Migration Study Project.

FamilySearch lists 10 children:
1. James EVERETT (AFN: 45K4-8M3 )
gender: Male
birth: 14 MAR 1643
Dedham, Norfolk, Mass
death: 21 APR 1643
2: Sarah EVERETT (AFN: 45K4-5K5 )
gender: Female
birth: 14 MAR 1641
Dedham, Norfolk, Mass
death: 1 APR 1641
3: Sarah EVERETT (AFN: 45K4-D5V )
gender: Female
birth: 12 JUN 1644
Dedham, Norfolk, Mass
death: 28 FEB 1675
4: Samuel EVERETT (AFN: 45K4-2CD )
gender: Male
birth: 30 SEP 1639/40
Dedham, Norfolk, Mass
death: 26 MAR 1717
5: Mary EVERETT (AFN: 45K3-ZLC )
gender: Female
birth: 28 SEP 1632
Dedham, Norfolk, Mass
6: Jedediah EVERETT (AFN: 45K4-PKW )
gender: Male
birth: 11 JUL 1656
Dedham, Norfolk, Mass
death: 1698
7: Abigail EVERETT (AFN: 45K4-H30 )
gender: Female
birth: 19 NOV 1647
Dedham, Norfolk, Mass
death: 27 DEC 1685
Dedham, Suffolk Co., Ma
8: Israel EVERETT (AFN: 45K4-LRM )
gender: Male
birth: 14 JUL 1651
Dedham, Norfolk, Mass
9: Ruth EVERETT (AFN: 45M6-K8T )
gender: Female
birth: 14 FEB 1653
Of Wrentham, Norfolk, Mass
10: John EVERETT Capt. (AFN: 45M9-4M9 )
gender: Male
birth: ABT 1636
Of Dedham, Norfolk, Mass
death: 17 JUN 1715

FINDaGRAVE contributor Harvey says,
According to "Descendants of Richard Everett," (a book preceding the more recent Kempton Ancestry) Richard had 11 children with 2 wives. Mary Winch gave birth to 5 of those children.
Wife 1: Mary _______
Children; John - bef 1638 , Israel - bef 1638, Mary - 1638, Samuel - 1639/40, Sarah - 1641 , James - 1643
Wife 2: Mary Winch m. 29 Jun 1643, Springfield, MA
Children: Sarah - 1644, Abigail - 1647, Israel - 1651, Ruth - 1653/4, Jedediah -1656