What does Cato mean?
Cato \c(a)-to\ as a boys' name (also used as girls' name Cato) is of Latin origin, and the meaning of Cato is "all-knowing". Cato the Elder, born Marcus Portius, was a high-minded Roman statesman of the time of Julius Caesar.
Cato is an uncommonly occurring first name for males but a very prominent surname for both adults and children (#4125 out of 150436, Top 3%). (2000 U.S. Census)
Marco (#308 a year ago), Marcus (#158) and Markus (#737) are the prominent variation forms of Cato (#unlisted). These boy names reached the peak of their popularity in the year 1994 (usage of 0.7443%) and have become significantly less widespread since (usage 0.599%, down 19.5%). Marco (#308), Marcus (#158) and Markus (#737) are three of the more trendy baby names among these, with Marcus having a rebound in usage. Below is a charted comparison of the usage of the boy name Cato and affiliated names. (Top 1000 Birth Names Statistics, 2014)