The name Monico is a boy's name of Latin origin meaning "advisor". Monico and is often added to lists like Cool Boys’ Names—Rare, Unique and Unusual and discussed in our forums with posts like "Makeover name game: from one gender to the other".
From the experts:
Dashing and highly unusual variation does the feminine original one better by sounding both more modern and more usable. Or you can spell it Monaco and call it a place name.