Holly Marie Wilson (née Miller; born January 3, 1997), known by her stage name Hollyn, is an American pop singer and songwriter. Hollyn sings a mixture of pop & R&B. She was a contestant on American Idol during season 12, where she made it to the Hollywood rounds. She released her EP, Hollyn, in 2015, and the album One-Way Conversations in 2017 and Bye, Sad Girl., in 2019, all with Gotee Records. Hollyn often collaborates with Gotee co-founder TobyMac.

After parting ways with Gotee Records, Hollyn independently released her sophomore album, Holy Rebellion, in late 2021. In 2025 Hollyn was signed to Rodney Jerkins label, Alienz Alive, where she announced a four-part seasonal concept album project in partnership with Grammy-award winning production group The Weathrman. The first album in the series, Theology of Beauty: Fall, arrived in September 2025.

Hollyn was born Holly Marie Miller, on January 3, 1997, in Waverly, Ohio, to Jamie Drew Miller and Tammy Lynn Miller (née, Bales). She has one younger brother named Michael. On November 16, 2018, she got engaged to Dillon Wilson, young adults pastor at Oaks Church, Red Oak, Texas. The wedding took place on December 31, 2018. The couple welcomed a daughter, Jonas Lovey Wilson, on March 16, 2022.

Hollyn started her music recording career in 2013, with her appearance on season 12 of American Idol, where she made it to the Hollywood week rounds before she was eliminated. Hollyn appeared on tobyMac's This Is Not a Test album, where she was featured on "Backseat Driver" and "Lights Shine Bright". She also appeared in Funky Jesus Music" by TobyMac. The song has charted on two Billboard magazine Christian Songs chart at No. 29, and Christian Digital Songs at No. 16. Her first extended play, Hollyn, was released on October 16, 2015, from Gotee Records. The song, "Alone", featuring Truett Foster, charted on the Billboard magazine Christian Airplay chart at No. 11 & No. 3 on the Christian Top 40. , This extended play charted at No. 10 on the Billboard magazine Christian Albums chart. She released a single called "Love With Your Life" on July 14, 2016. On February 10, 2017, Hollyn released her debut album, One-Way Conversations. She released her single "Hola!" on September 15, 2017.

Gotee Records' TobyMac signed Hollyn after viewing her videos on YouTube and contacting her father through a mutual friend. The two collaborated on her song, "Alone", where she was inspired by her favorite verse of the time, Isaiah 30:21, "Whether you look to the left or the right, you will hear a voice saying, 'This is the way. Walk in it.'"

• (2016) WOW Hits 2017 (Deluxe Edition), "Alone (featuring TRU)" [from Hollyn EP]