A literal descriptor for a male baby
This is a literal compound name formed from the English words 'infant' and 'boy'. It is extremely rare as a formal given name and is more commonly found as a placeholder in historical birth records or hospital documentation before a child was officially named.
Less common today
Infantboy isn't in the latest US Top 1000. It last peaked at #7,986 in 2019.
US births per 5-year period, 1990βpresent (SSA data).