Kofi is the son of Clyde Tavernier and he initially lives with his maternal grandparents in Bristol following the death of his mother, Abigail Chadwick. After Clyde discovers that Kofi's grandparents are planning on emigrating to Jamaica with his son, he follows them to the airport and brings Kofi back to Walford on Christmas day 1990.
In 1991, Kofi's father is wrongly accused of the murder of Eddie Royle and so Clyde and Michelle go on the run and take Vicki and Kofi with them in an ill-fated attempt to start a new life together in France. However, Clyde is arrested before he can escape and is subsequently imprisoned. During this time Kofi is looked after by the rest of the Tavernier family until Clyde is cleared of all charges and released three months later.
In July 1993, Clyde and Kofi emigrate to Trinidad to live with Clyde's girlfriend Gidea Thompson, who is also his cousin.