Leanne is now in her early 30s. She is spending her life being a single mother of a son. He was born in 2013 from her romantic love affairs with her boyfriend whose name is unknown in the media. Besides this information there is no any news about her married life, she being a wife and her divorce.
While Leanne was in St Ives, Cambridgeshire, she joined St Ivo School. After studying there for several years, she joined Mountview Academy of Theatre Arts and she finally graduated from there in 2006. She has also been active in acting since 2006. During those days she appeared in the plays like Karaoke Wedding and Enchanted: The Rock Opera but these roles were minor ones. She got her rise in fame after she began portraying the role of Tracy Turnblad in the play Hairspray. In 2010, she was seen at the Union Theatre starring in the musical Tick, Tick... Boom!. She has also appeared in the TV shows like The Voice UK and Have You Met Miss Jones? The actual figure about her net worth and salary is unknown.