Greg O'Shea is an Islander on Season 5 of the revived series of Love Island. Greg entered the villa on Day 43 and was crowned the winner alongside Amber Gill on Day 58.
On Love Island
- On Day 44, as a new islander, Greg chose to take Amber on a date.
- On Day 46, Amber chose to couple up with Greg
- On Day 53, Amber and Greg went on their final date.
- On Day 58, Amber and Greg were crowned the winners of the season.
||Not in Villa
- Greg is the first Irish and second non-English winner (the first being Amber Davies in Season 3).
- Additionally, he is the first Islander to have not entered the villa on Day 1 and won since Max Morley in Season 1.