[ g i r l s ] Obelia : OH-beel-ee-ah : greek "pillar of strength" Octavia : ok-TAY-vee-ah : latin "the eighth" Odelia : oh-DEE-lee-uh : hebrew "i will praise god" Odera : oh-DEH-ruh : hebrew "plough" Odessa : OH-des-suh : greek "a long journey" Odile : OH-deel : french "rich" Ohanna : oh-HAHN-nah : armenian "god's gracious gift" Okelani : oh-KAH-lah-nee : hawaiian "from heaven" Olathe : oh-LAH-thah : native american "beautiful" Olayinka : oh-lah-YEEN-kah : yoruban "honors surround me" Olesia : oh-LEE-shuh : polish "helper and defender of mankind" Oliana : oh-LEE-ah-nuh : hawaiian "oleander" Olinda : oh-LEEN-dah : old german "protector of property" Olivia : oh-LIV-ee-ah : greek "olive tree" Ona : OO-nah : lithuanian "graceful one" Onida : OH-nee-duh : native american "the expected one" Ophelia : oh-FEEL-ee-uh : greek "serpent" Oralie : OR-ah-lee : latin "golden" Orane : OHR-ah-nee : french "rising" Orenda : oh-RAYN-dah : iroquois indian "magic power" Orianna : oh-REE-ah-nuh : latin "golden, dawning" Oriel : OH-ree-el : old french "golden, angel of destiny" Oriole : OHR-ee-ul : latin "fair-haired" Orlantha : OHR-lan-thuh : old german "from the land" Orsa : OHR-suh : latin "little she bear" [ b o y s ] Oakes : OHKS : english "from the oak-tree grove" Ochen : OH-ken : ugandan "one of the twins" Odin : OH-din : norse - head god in norse mythology Odion : OH-de-an : nigerian "first of twins" Odon : OH-don : hungarian "wealthy protector" Oliver : OL-i-ver : latin "an olive" Oren : OHR-en : hebrew "ash-tree" Orion : OH-righ-un : greek "son of fire, the hunter" Orman : OHR-men : english "spearman"