The Lord has remembered
A rare Latinized form of the Hebrew name Zechariah. It shares the same etymological roots as the more common Zachary, referring to the divine act of remembrance.
Less common today
Zacharius isn't in the latest US Top 1000. It last peaked at #7,158 in 2003.
The title character and clockmaker Β· Master Zacharius by Jules Verne
US births per 5-year period, 1990βpresent (SSA data).