15 baby names with a similar sound and feel to Costello.
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"Variant of Jerry; spear ruler from Gerald or God has uplifted from ..."
"son of eternity"
"free man (if derived from Carlos)"
"Sharp point, nail"
"toward Jehovah are my eyes"
"Possibly derived from Tyric meaning power or strength; variant of T..."
"of Taurus; bull-like; strong and steadfast"
"sword, torch"
"Settlement by the trap or ford"
"Grace, divine favor, loving-kindness"
"glory + bright"
"ruler of the world"
"crowned; one who wears a crown or garland"