This happy name sounds just like its joyous meaning, which is the wonderful 'laugh' or 'rejoice'! The double 'aa' in this name gives it a special charisma, as well as that lovely open, smiling sound. And if you like science or mathematics, what better namesake than the father of science, Sir Isaac Newton himself.
Rank in the year 2015
Isaac was ranked #42 in the most popular American names of 2015.
Share this name with a close friend!