Sir John Markham
Sir John was born about 1472 in Sedgebrooke, Lincolnshire, England.  He died in 1536.

 Alice Skipwith
Alice was born in 1476 in Allerton, Nottinghamshire, England.  Alice is no longer alive.

 Sir John Markham
Sir John was born about 1500.  He died in 1559.

 Alice Markham
Alice was born about 1502.