Bonnie Milligan is a musical theater performer and television actor, known for her "belting" style of singing and wide vocal range.

[4] The daughter of a Protestant minister, she has stated that her parents divorced when she was sixteen and that her mother, with whom she lived, often had financial trouble.

[7] After her parents' divorce, Milligan moved to the small farm town of Archbold, Ohio, where she graduated from high school.

[9] In 2012, Milligan appeared as Holden in the Flea Theater's production of Restoration Comedy by playwright Amy Freed.

[12][13] In 2018, Milligan made her Broadway debut in Head Over Heels, originating the role of Pamela, for which she won a Theatre World Award in 2019.