Gabrielle Walcott (born 26 June 1984) is a Trinidadian artist, model, charity worker and beauty queen who won Miss Trinidad & Tobago World 2008 and placed as the 2nd runner-up in Miss World 2008. She is also titleholder of Miss Trinidad & Tobago Universe 2011. She represented Trinidad & Tobago at the Miss Universe 2011 pageant in São Paulo but was unplaced. Gabrielle resides in Petit Valley, Port of Spain, Trinidad & Tobago.
On 15 June 2013 Gabrielle married power-boat racer, Lee Pollonais.
Walcott was born in the Port of Spain on 26 June 1984. She is the oldest of her three siblings: Heidi, Joshua and Sophie Walcott. She attended St. Bernadette’s Primary School, Providence Girls' Secondary School, The University of the West Indies School of Continuing Studies, The University of the West Indies and later pursued acting and theatre arts at HB Studios in New York City, United States. She is a professionally trained model but is not signed to any modelling agencies.