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          |  
             ÁRBOL 
              n° 
              452 
           | 
           
             PADRES 
           | 
           
             ABUELOS 
           | 
           
             BISABUELOS 
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            n° 
              45 Ù 
               
              Juan de Gardeazabal Laburu  
(Oquendo, c.1655) 
           | 
           
            
              Francisco de Gardeazabal 
(Oquendo, c.1625) 
               
           | 
           
             ??? 
(???, 1600) 
             
           | 
           
             ??? 
(???, c.1570) 
           | 
         
         
          |  
             ??? 
(???, c.1570) 
           | 
         
         
          |  
            
           | 
           
             ??? 
(???, c.1570)
 
           | 
         
         
          |  
            
           | 
         
         
          |  
             Marina de Laburu y Landeta 
(Oquendo, c.1630) 
           | 
           
            
           | 
           
             ??? 
(???, c.1570) 
           | 
         
         
          |  
            
           | 
         
         
          |  
            
           | 
           
             ??? 
(???, c.1570)
 
           | 
         
         
          |  
             ??? 
(???, c.1570) 
           | 
         
       
       |