Abioseh Nicol, Sierra Leonean-English physician, academic, and diplomat (d. 1994)

Davidson Sylvester Hector Willoughby Nicol or pen named Abioseh Nicol (14 September 1924 – 20 September 1994) was a Sierra Leone Creole academic, diplomat, physician, writer and poet. He was able to secure degrees in the arts, science and commercial disciplines and he contributed to science, history, and literature. Nicol was the first African to graduate with first class honours from the University of Cambridge and he was also the first African elected as a fellow of a college of Cambridge University. Davidson Nicol also contributed to medical science when he was the first to analyse the breakdown of insulin in the human body, a discovery which was a breakthrough for the treatment of diabetes.