Lynne McGranger was born in the Sydney suburb of Paddington.
Before concentrating on her acting career, Lynne was a primary school teacher.
Lynne was always interested in performing. She grew up learning ballet and modern dance. In 1982 and 1983, she rekindled her interest by studying acting, voice, dance, mime and gymnastics with Penrith's Q Theatre.
She performed in several Q Theatre productions including Shakespeare's Twelfth Night and As You Like It, and How the Other Half Loves.
She also appeared in productions in Melbourne.
In Melbourne, Lynne began working on some short film projects. She has also done television work with guest roles on The Flying Doctors, Unit 64, Seven Deadly Sins and Skytrackers.
In 1992, she joined the cast of Home and Away as a guest, but became a permanent cast member in August 1993.
Lynne lives in Sydney with her partner and their daughter.