What does Isa mean?
Isa \i-sa\ as a boys' name (also used as girls' name Isa) is of Hebrew derivation, and Isa means "laughter; God is salvation". Isa is a variation of Isaac (Hebrew). Isa is also a form of Isaiah (Hebrew).
Isa is an unusual first name for males but a very prominent surname for all people (#28856 out of 150436, Top 19%). (2000 U.S. Census)
Below is a charted comparison of the popularity of the boy name Isa and corresponding names. Ike, Isaac (#31 the previous year), Isaak, Isaiah (#48), Isak, Isiah, Issac (#553), Izaiah (#459), Zack and Zak are the prominent varying forms of Isa (#unlisted) ranked in the Top 1000. These boy names reached the peak of their popularity during 1880-1889 (usage of 0.4178%) and have become much less widespread since (usage 0.2909%, down 30.4%), with the forms Ike, Isaak, Isiah and Zack becoming less trendy. Isaac (#31), Isaiah (#48), Issac (#553) and Izaiah (#459) are four of the more contemporarily stylish baby names in this list, with Isaac, Isaiah and Issac undergoing a rekindling in usage. (2014 Birth Statistics)