Marlo was born in Southern California in June 2010 and moved to Melbourne, Australia in 2015. Marlo started taking ballet and jazz lessons at Niche Dance Studios in Thornbury when she was five years old. At six years of age, Marlo started taking Cecchetti ballet examinations and completed grades 1-6 during 2017-2023,
In 2019, Marlo began to add different dance genres to her repertoire to include tap, hip hop, commercial and pointe. At the age of 9, Marlo also started taking private voice lessons. She continued taking voice, drama, as well as performing in her school productions at her high school when she began year 7 in 2023. In August 2023, Marlo performed as part of the ensemble in her school production, "Addams Family." At the start of 2024, Marlo joined the Young Australian Broadway Chorus (Stage School Australia) and currently performs in their Senior Troupe. In August 2024, Marlo performed the role of "The Acrobat" in her school production, "Matilda."