ملف:Coat of arms of Sir Andrew Dudley, KG.png

Based the quarterings on those of Sir Andrew's brother, John Dudley, 1st Duke of Northumberland, with a crescent for difference:

1) or, a lion rampant double-queued vert, a chevron for difference (Dudley)

2) or, two lions passant azure (Someri/Dudley of Durham)

3) barry of six, argent and azure, in chief three torteaux, and a label of three points argent for difference (Grey)

4) or, a maunch gules (Hastings)

5) barry of ten, argent and azure, an orle of martlets gules (Valence)

6) gules, a lion rampant within a bordure engrailed or, a chevron for difference (Talbot)

7) gules, a fess between six cross croslets or (Beauchamp)

8) chequy, or and azure, a chevron ermine (Neubourg)

9) Gules, a chevron between ten cross-crosslets argent, six in chief and four in base

10) gules, a lion passant argent, ducally crowned or (Gerard)

11) or, a fess between two chevrons sable (Pecche)

12) argent, a chevron gules (Stafford)