Modern invented name; possibly a variant of Cyril
Zyrell is a modern American coinage without a singular established etymology. It is likely a creative blend or a phonetic variation of the name Cyril, which means 'lordly,' or influenced by the popular 'Z' initial and 'rell' suffix found in names like Tyrell.
Less common today
Zyrell isn't in the latest US Top 1000. It last peaked at #6,585 in 2012.
US births per 5-year period, 1990βpresent (SSA data).