Yvonne Hennessey

Yvonne Hennessey is a character on Channel Ten's Puberty Blues. She is married to Ferris Hennessey and they have a son together, Gary. Yvonne is described as a shy, introverted person. She is portrayed by Susan Prior.Yvonne makes her first appearance in Season 1, where it is shown that Yvonne and Ferris have a strained marriage due to Ferris being abusive and unfaithful. This has an affect on Gary as he begins to drift away from his father, and encourage his mother to stand up to his father.

One day while at a nudist beach, Yvonne meets Graham and they begin an intimate relationship while Ferris is away on a road trip. When Ferris returns he finds out about the affair and becomes enraged, running Graham over with his car. Yvonne visits him in hospital several times and they make up, until Ferris threatens Graham in his hospital bed, forcing him to end his relationship with Yvonne. In the last episode of Season 2, Yvonne stands up to Ferris. It is unknown whether they are still together.