_Lorenzo de' MEDICI ________+
                                               | (1492 - 1519)              
                       _Alessandro de' MEDICI _|
                      | (1510 - 1536)          |
                      |                        |_Simonetta of COLLEVECCHIO _
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 _Giulio de' MEDICI __|
| (1533 - 1600)       |
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|                     |_Taddea MALASPINA ______|
|                       (1505 - ....)          |
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|--Caterina de' MEDICI 
|  (1550 - 1634)
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