You can read a bio of her in our article Lady Margaret Beaufort and you may also be interested in the following resources:
- Margaret Beaufort's Ordinances – A Claire Chats video talk about the Ordinances by Margaret, Countess of Richmond and Derby, as to what Preparation is to be made against the Deliverance of a Queen, as also for the Christening of the Child which she shall be delivered, ordinances written by Margaret Beaufort, Henry VII’s mother, in 1486 when Elizabeth of York, her daughter-in-law, was expecting her first child.
- An expert talk from Livi Michael, author of Succession who talks about Margaret Beaufort, who was a key character in her boo.