What does Isais mean?
Isais has 1 more related form via Isaiah: Isia.
Isais is an uncommon given name for males but a very popular surname for both adults and children (#27235 out of 150436, Top 18%). (2000 U.S. Census)
Displayed below is an analysis of the usage of Isais and corresponding names. Prominent alternative forms of Isais (#unlisted) appearing in the Top 1000 are Isaiah (#48 the previous year), Isiah and Izaiah (#459). These boy names were at the top of their popularity in the year 2005 (usage of 0.6997%) and are now much less widespread (usage 0.4977%, down 28.9%), with the form Isiah becoming less in vogue. Isaiah (#48) and Izaiah (#459) are two of the more chic names for newborns among these, and there is also a rekindling in birth name usage for Isaiah. (2014 Birth Statistics)