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  She was born in York and lived there all her life. At the age of 15 she married a butcher, John Clitherow, and three years later became a Catholic. Imprisoned for her non-attendance at the Protestant church, she taught herself to read, and on her release ran a small school for her own and her neighbours’ children. Her husband, although he remained a Protestant himself, allowed her to hide priests in the house. In 1586 the secret hiding places were discovered and Margaret was put on trial. As the law then stood, to be found guilty would have meant destitution for her children, so she refused to plead: thus she could not be tried, and instead was crushed to death with a heavy stone, on 25 March 1586.