Where does “Gianluca” come from?

Gianluca (Spanish) comes from Italian Gianluca, from Italian Gian, from Italian Giovan.

Ancestry of “Gianluca”, step by step

StepLanguageWordMeaning
1ItalianGianluca—
2ItalianGianpart of compound given names such as Gianmarco or Gianluca; John
3ItalianGiovan—
Every word from Italian Giovan →Every word from Italian Gian →Every word from Italian Gianluca →