Creating a last name that sticks in readers' minds is like mixing the right spices into a stew—it needs flavor, but shouldn’t overpower. I often start by considering the character’s background. If they’re a gritty detective in a noir setting, something sharp like 'Valken' or 'Draven' might work, evoking shadows and edges. For a whimsical fantasy protagonist, maybe 'Larkspur' or 'Fablebrook', which sound like they’ve sprung from a fairy tale.
Rhythm matters too—say it aloud! 'Blackwood' rolls off the tongue with weight, while 'Pryce' snaps quickly. I avoid overly complicated spellings unless it’s intentional (like a pretentious noble family). Sometimes, I mash up real surnames or tweak historical ones—'Hartwell' became 'Harthorne' for one of my characters, adding a subtle twist. The key is balancing uniqueness with believability; you want it to feel lived-in, not like a neon sign screaming 'LOOK AT ME!'