This illustration based on Leicesters quarterly of sixteen stallplate (S21/10) in St. George's Chapel, viz.

1. Or a pheon Azure (Sydney);
   
2. barry of ten Argent and Gules a lion rampant Or ducally crowned per pale Gules and Argent (Brandon);
   
3. Or a lion rampant double queued Vert a crescent for difference in dexter chief Sable (Dudley);
   
4. Or two lions passant in pale Azure (Sutton/Dudley);
   
5. barry of six Argent and Azure in chief three torteaux and a label Argent a cresent for difference (de Grey);
   
6. Argent a maunch Sable (Hastings);
   
7. barry of ten Argent and Azure twelve martlets in orle Gules (Valence);
   
8. vairy Gules and Argent (Ferrers);
   
9. Gules seven mascles three three and one Gules (Ferrers/Quincy);
   
10. Gules a lion rampant and a border engrailed Or a crescent for difference in dexter chief also Or (Talbot/Rhys ap Griffith ap Rhys ap Tewdwr Mawr);
    
11. Gules a fess between six crosses crosslet Or (Beauchamp);
    
12. Checky Or and Azure a chevron Ermine (Newburgh);
    
13. Gules a chevron between ten crosses formy Argent (Berkeley);
    
14. Or a fess between two chevrons Sable (de Lisle);
    
15. Gules a lion passant guardant Argent ducally crowned Or (de Lisle);
    
16. Or a chevron Gules (Stafford).

Lisle Genealogy

• Margaret Lisle, suo jure 3rd Baroness Lisle (1360–1392), who married Thomas de Berkeley, 5th Baron Berkeley
  • Elizabeth Berkeley (daughter), who married (as his first wife) Richard Beauchamp, 13th Earl of Warwick;
    • Margaret Beauchamp, only child of his first marriage (she did have a younger half-brother Henry Beauchamp, 1st Duke of Warwick), who married John Talbot, 1st Earl of Shrewsbury;
      • John Talbot (4th son), 1st Baron Lisle, 1st Viscount Lisle, who married Joan Cheddar;
        • Elizabeth Talbot, suo jure 3rd Baroness Lisle (daughter and eventual heiress), who married w:Edward Grey, 1st Viscount Lisle (d.1492), created in 1483 "Viscount Lisle" in right of his wife. He was a younger son of Sir Edward Grey (1415-1457) (a younger son of Reginald Grey, 3rd Baron Grey of Ruthin) by his wife Elizabeth Ferrers, suo jure 6th Baroness Ferrers of Groby.
          • Elizabeth Grey, suo jure 6th Baroness Lisle (d. 1529), who married twice: Firstly to Edmund Dudley, treasurer to King Henry VII, executed in 1510 by King Henry VIII; Secondly to Arthur Plantagenet (d.1542), KG, an illegitimate son of King Edward IV, created Viscount Lisle in recognition of his wife's ancestry. No issue from second marriage.
            • John Dudley, 1st Duke of Northumberland (son from first marriage)
              • Mary Dudley, who married Sir Henry Sidney, KG
                • Robert Sidney, 1st Earl of Leicester, 1st Viscount Lisle (1563-1626), KG, son, who married Barbara Gamage