Shelanne was born in Dublin, Ireland. She moved to England as a child and was educated in London. She completed a foundation in art and design at Farnham College of Art and Design and went on to complete a degree in Photographic Art at Wesminster University. Shelanne worked in the commercial sector of Advertising as an Art Director until she took the decision to go back to college to study Fine Art Painting. Shelanne graduated from Central St Martins College of Art. Shelanne now teaches and works at her studio in Kent.
Shelanne's works in both oil paint, acrylic and pencil. She is concerned with texture, line, colour and beauty. She creates a sense of calm and serenity in her work and tries to create work that provokes emotion for the viewer.