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