Maria Leonor Valentino (born August 16, 2001), known professionally as Lianne Valentin, is a Filipino actress and television presenter.
[2] She is known for starring various television shows like Royal Blood (2023), Apoy sa Langit (2022) and Tropang Potchi (2009–2015).
[3] In 2024, she finished her bachelor's degree in business administration, major in human resource management from the ISHRM System School.
In 2010, she made her first television acting debut through a children's show created by GMA Network, Tropang Potchi along with other notable child stars like Bianca Umali, Julian Trono and Ella Cruz.
[5] She later made guest appearances to minor roles on various Filipino television shows like Princess in the Palace (2015), Meant To Be (2017), Mulawin vs. Ravena (2017), Super Ma'am (2017), Daig Kayo ng Lola Ko (2018), Sherlock Jr. (2017), Kambal, Karibal (2017–2018), Kapag Nahati ang Puso (2018), TODA One I Love (2019), Dahil Sa Pag-ibig (2019), Magkaagaw (2020), Kaibigan: The Series (2020), Anak ni Waray vs. Anak ni Biday (2021), Dear Uge (2021), Pepito Manaloto: Ang Unang Kwento (2021), Regal Studio Presents (2022–2023) and Hearts on Ice (2023).