Abaeté: Ah-bye-ah-tay
Alejandro Ingelmo: Allay-handro In-gel-mo
Badgley Mischka: Badge-lee Meesh-ka
Bebe: Bee-bee
Bottega Veneta: Bo-tega Ven-e-ta
Bulgari: Ball-gah-ree
Burberry Prorsum: Bur-bur-ree Pror-some
Carolina Herrera: Caro-leena Hair-era
Christian Louboutin: Loo-boo-tin (“tin” rhymes with the French word “vin”)
Ermenegildo Zegna: Er-men-a-geel-do Zen-ya
Givenchy: Jhee-von-shee
Hermès: Air-mez
Hervé Léger: Air-vay Lay-jay
Lanvin: Lon-vin (“vin” also rhymes with the French word for “wine”)
Louis Vuitton: Loo-ee Voo-ee-ton
Moschino: Mo-ski-no
Monique Lhullier: Mo-neek Loo-lee-ay
Narciso Rodriguez: Nar-siss-so Ro-dree-gez
Nicolas Ghesquière: Ni-co-la Guess-ki-air
Pierre Cardin: Pee-air Car-dain
Ralph Lauren: Ralph Lauren (as in Lauren the girl’s name, not Sophia Loren)  
6267: Six-two-six-seven (not Sixty-two-sixty-seven)  
Tibi: Tbi (not Tee-bee) source: http://www.Flare.com