Dia C. Forrester is a Grenadian lawyer who served as Grenada's first woman to be appointed attorney general. Her tenure was from 1 January 2021 until 1 July 2022, following the 2022 general election.

Forrester is the daughter of cultural activist Don Charles and Agnes Forrester.^[1] She has a Bachelor of Laws with Honours from the University of the West Indies Cave Hill, a Legal Education Certificate of Merit from Hugh Wooding Law School and a Master of Laws in International Banking and Finance law from University College London.^[2] She was also a national table tennis player and OECS table tennis team champion.^[3]

Forrester has been a member of the Grenada bar since 2008, and the Saint Kitts and Nevis and Anguilla bar since 2013,^[2] practicing in banking and finance law, commercial and civil litigation, taxation, insolvency and intellectual properly law.^[1] She has served on the Grenada National Anti-doping Organisation and the Caribbean Regional Anti-Doping Organisation.^[2] She was a partner at the law firm Daniel Brantley.^[4] In March 2020, she was named as a defendant in an alleged corruption and breach of confidentiality lawsuit filed in Colorado against St Kitts and Nevis Foreign Affairs Minister Mark Brantley by America 2030 Capital Limited.^[5][6] The suit was dismissed on 7 May 2020.^[7]

Forrester was Solicitor General of Grenada from April 2019 until December 2020, representing the government in negotiations and before courts.^[2][3][8] In August 2020, she participated in the inaugural Women in Politics Leadership Institute at the US Embassy in Barbados.^[9]

Forrester was appointed attorney general by Prime Minister Keith Mitchell on 31 December 2020, to commence on 1 January 2021, replacing Darsham Ramdhani who stepped down to serve as a judge. Forrester became the first woman to hold the post.^[1][2] She served as a High Court Judge of the Eastern Caribbean Supreme Court in the territory of Antigua and Barbuda in January and February 2023.