Strong but gentle Irish last-name-first. Could bring to mind long-running rock group Duran Duran.

Not a traditional biblical choice, but the Philistine giant isn't a bad character as such, just a champion fighter who lost to the underdog. He has given his name to everything from insect species to roller coasters. In a time when we're seeing more biblical names with chequered associations — Leviathan and Cain spring to mind — Goliath may appeal to some.