I've know a woman with this name for at least 30 years now. Just thought to look it up now though, out of curiosity, but no results! Googling didn't help much either. She's said in the past it's a family name, and she pronounces it luh-ree-shuh.
This is in the midwest.
My PNL = http://www.behindthename.com/pnl/37275
Top: William and Cordelia (main) / Sirius & Eydis (GP) / James & Charlotte (top25)
Bottom: Delsin and Ebba (main) / Dinadan & Neon (GP) / Corvo & Deva (top25)