US Popularity Rank: 1617

Origin: Hebrew

Meaning: One who laughs or rejoices

If the sound of baby’s soft laughter makes you fall in love with them even more, we have a name perfect for them! The Hebrew boy's name, Issac, actually means “one who laughs or rejoices!” The more common spelling variation of this name is Isaac, but walking on the road less traveled can make for quite the adventure. You might've heard this name from the mathematician Sir Isaac Newton or science fiction writer Isaac Asimov. Whether you decide to spell their name with a double s or double a, little Issac’s positive demeanor will never waver.