Seol In-ah (설인아), whose real name is Bang Ye-rin, is a South Korean actress born on January 3, 1996, in Suwon. A graduate of the theater department at the Seoul Institute of the Arts, she made her television debut in 2015 with a small role in The Producers, and then appears in the historical drama Flowers of the Prison.
She began to gain visibility in 2017 thanks to Strong Woman Do Bong-soon, in which she plays the violinist Jo Hee-ji, and then in School 2017 in the role of Hong Nam-joo. The following year, she landed her first major leading role in a family drama series Sunny Again Tomorrow, playing Kang Ha-nee. She continues with Special Labor Inspector Jo before wearing Beautiful Love, Wonderful Life in 2019–2020 in the role of Kim Chung-ah.
His career took on an international dimension with several popular dramas. After Record of Youth, she plays the royal concubine Jo Hwa-jin in the historical comedy Mr. Queen in 2020. In 2022, she enjoyed great success with A Business Proposal, where her energetic portrayal of Jin Young-seo became one of her most beloved roles.
In 2023, she played the lead role of Oh Jung-shin in Oasis, makes a cameo appearance in Celebrity, and then plays the dual roles of Choi Se-gyeong and On Eun-yu in the fantasy drama Twinkling Watermelon, one of the most critically acclaimed films in her filmography. She continued in 2025 with the lead role of Na Hui-ju in Oh My Ghost Customers and is announced in Love in Disguise for 2026.
On the big screen, she appears notably in the disaster movie Emergency Declaration in 2022, and then plays the lead role of Cho Ah-ra in Nikangnaekang in 2023.
