For this Oronzo Leonardo there are 2 different names on Yasni.
In the ranking of the most common first names Oronzo Leonardo is on position 4589.
Male first name (Italian): Oronzo; Unknown (Word format);
Male first name (Italian): Leonardo, Old High (two-part name); lewo = the lion; harti = hard, strong, firm, resolute; old German two-part name; distributed by St.. Leonhard, a Frankish hermit (6th century)