Sir Vincent Frederick Floissac CMG OBE PC QC (July 31, 1928 – September 25, 2010) was a Saint Lucian jurist and politician. He was styled The Rt. Hon. Sir Vincent Floissac by virtue of his membership of the Privy Council of the United Kingdom.
Floissac was the first judge from St Lucia to sit with the Judicial Committee of the Privy Council.
Floissac was born on St Lucia on and was educated at Saint Mary's College and University College London and was called to the Bar by Gray's Inn.
Floissac was the first president of the Saint Lucian Senate in 1979 and served as the acting Governor-General of Saint Lucia from April 30, 1987 until October 10, 1988. He has also served as Chief Justice and President of the Court of Appeal of the Eastern Caribbean Supreme Court, working in that capacity from November 1991 to July 1996. In this role, Floissac was the supreme judicial officer of the courts of Anguilla, Antigua and Barbuda, the British Virgin Islands, Dominica, Grenada, Montserrat, Saint Kitts and Nevis, Saint Lucia, and Saint Vincent and the Grenadines. He later served as a member of the Seychellois Court of Appeal from 1988 to 1991. He has also represented Saint Lucia in several regional tennis competitions.