Meaning and name origin
Kato \k(a)-to\ as a boy's name is of Latin origin, and the meaning of Kato is "all-knowing". Kato is a variant of Cato (Latin): cato the Elder, born Marcus Portius, was a high-minded Roman statesman of the time of Julius Caesar.
Kato is not a popular first name for males but a very popular surname or last name for all people (#6121 out of 88799, Top 7%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Kato for boys. Kato has not been ranked in the Top 1000/100 so far. (2014 statistics).