David Kotei a.k.a D.K “Poison” won the WBC featherweight title in 1975
‘D.K. Poison’ won the African featherweight title in 1974 when he knocked out Tahar Ben Hassen in the first round of a scheduled 15 round fight in Tunisia.
Later in 1974, he also won the Commonwealth featherweight title with a technical knockout over Evans Armstrong, a British boxer in round 10 of another scheduled 15-round bout.
This victory gave him an opportunity to go for the World Boxing Council version of the world title.
On 20 September 1975, in The Forum, Inglewood, California, in the US, he beat Rubén Olivares by split points decision after 15 rounds to become the first Ghanaian world boxing champion.