Richard Cecil
Richard was born in 1370 in Stamford, Lincolnshire, England.

 Margaret Phillips
Margaret was born in 1373 in Burleigh, Stroud, Gloucestershire, England.  Margaret is no longer alive.

 Richard Cecil
Richard was born in 1398 in Burleigh, Stroud, Gloucestershire, England.

 Philip Cecil
Philip was born in 1400 in Burleigh, Stroud, Gloucestershire, England.