Mary Mainwaring Cotton was born circa 1541 in Ightfield, Shropshire, England to Arthur Mainwaring (c1525-1590) and Margaret Mainwaring (c1521-1591) and died 14 June 1578 Worfield, England of unspecified causes. She married Richard Cotton (1545-1602) 1559 JL in Marbury, Cheshire, England.
Children
| Name | Birth | Death | Joined with |
| George Cotton (1560-) | 1564 Combermere Abbey, Dodcott cum Wilkesley, Cheshire, England | 1647 England | Mary Bromley (1566-1647) |
| Arthur Cotton (1562-1649) | |||
| Mary Cotton (1563-) | |||
| Andrew Cotton (1564-1640) | |||
| Elizabeth Cotton (1566-) | |||
| Winifred Cotton (1568-) | |||
| Dorothy Cotton (1572-1647) | |||
| Frances Cotton (1573-1646) | 1573 Combermere Abbey, Dodcott cum Wilkesley, Cheshire, England | 16 April 1646 Lockington, Leicestershire, England | George Abell (1561-1630) |
Siblings