US Popularity Rank: 11696

Origin: Hebrew

Meaning: To hear

Si is a boy's name of Hebrew origin. Short and sweet, it is a diminutive Simon, meaning "to hear." While Si likely originated as a nickname, it has since evolved into a name in its own right. If you want to encourage baby to be a kind and attentive listener, Si could be the perfect choice. It's also a lovely way to honor someone close to you called Simon.