Based on the level of respect or formality, you can say "My name is __." in Korean in 3 ways:

• Informal: nae ireum-eun __. (내 이름은__)
• Formal: jeo-neun __ ieyo. (저는 ____이에요.)
• Very formal: je ireum-eun __-imnida. (제 이름은 __입니다.)