List of Female Heavy Metal Singers - O

O

• Deb Obarski (The Iron Maidens)
• Anette Olzon (Nightwish)
• Manda Ophuis (Nemesea)
• Nina Osegueda (A Sound of Thunder)
• Emily Ovenden (Pythia)
• Onielar (Darkened Nocturn Slaughtercult)