Paddock Road, St. Michael
The school, then named Garrison Secondary School, officially received its first student intake on 6 January 1975. It was officially opened on 11 September 1975 by The Hon. Llyod E. Sandiford, MP, the then Minister of Education.
On 5 October 2012, the school was renamed Graydon Sealy Secondary School by the Honourable Freundel Stuart, QC, MP, Prime Minister of Barbados and the Honourable Ronald Jones, JP, MP, Minister of Education, Ministry of Education and Human Resource Development. The school was named after its first principal, Mr. Graydon C. Sealy, who served in that capacity from 6 January 1975 until 21 April 1989.
Promote All Aspects of Our Growth.
To produce confident and productive citizens through a technological programme that promotes critical thinking and creativity whilst instilling the traditional values of punctuality, deportment, honesty, co-operation, courtesy, perseverance and pride of achievement.
The establishment of a unique, caring educational environment in which students develop good values, selfworth, responsibility, leadership, critical thinking and problem solving skills and achieve personal excellence.
Let pride be the quality that marks our every stride,
May honour and morality depart not from our side
Friendliness and fair play should be in all we do
God to prepare us for the day and God to take us through.
Within our reach lies the goal that is ours to attain,
Ours is the task to breathe bold and bravely take the gain.
Untiring let us strive for excellence, each one,
With God above inspiring us 'twill be a job well done.
Devote ourselves to study and study with right minds,
In all our deeds be lovely, in all our words be kind.
Give courage to our staff, to lead us forth,
Dear God, promoting with great privilege,
All aspects of our growth.