Thomas Key
Thomas was born in 1528.  He died at the age of 43 in 1571.

 Mary Grey
Mary was born in 1543 in Beldgate Hall, Northumberland, England.  She died at the age of 35 on April 20th, 1578 in London, Middlesex, England.

 William Key
He died on June 23rd, 1563 in Skagelthorpe, East Riding, Yorkshire, England.