The deputy premier of Prince Edward Island is an office that was created on January 13, 2010, with the appointment of its first occupier George Webster, by Premier Robert Ghiz. Webster continued in this post under Premier Wade MacLauchlan, from February 23, 2015, to May 20, 2015.
On May 9, 2019, Darlene Compton was named deputy premier, under Premier Dennis King. She later resigned on April 3, 2023. Compton was elected Speaker of the Prince Edward Island legislature on May 23, 2023.
Bloyce Thompson was appointed the third deputy premier on April 14, 2023. He later resigned on December 12, 2025, and was appointed premier.