Kassyanyssa

 also known as Kassy is the winner of Big Brother UK 1. She later competed on Big Brother UK 6.

Big Brother UK 1
In Big Brother UK 1, Kassy entered the game late as an “intruder” on Day 17. Despite this, she managed to quickly find her footing and was only ever nominated in Week 11. She went on to win the game.

Big Brother UK 6
In Big Brother UK 6, Kassy entered the season as one of only 4 winners. Despite this and her lack of notoriety from members of the community, she managed to be a strategic force, making it all the way to Day 46 where she was evicted just 4 days before the finale.

Trivia

 * Kassy has competed the fewest days for a winner in their winning season with 43.
 * Kassy was the first person to win BBUK and the only person to win prior to 2017.