Lee Ah In (이아인) was born in Wonju(원주), South Korea on September 27, 1999 (age 20). She is a South Korean singer under Duble Kick Entertainment. She is a member of a girl group Momoland and the group's main vocalist.
Ahin was born in Wonju(원주), South Korea. She has an older sister and a puppy named Kkami. She is Catholic. She lived in China for 11 years from the age of 6 and is fluent in Mandarin, Korean, and English. She went to high school in China at the Shanghai United International School for 3 years. When she studied abroad, she used the name Cindy. She also studied at Seoul School of Performing Arts.