Koroma was born to Mamie and Bockarie Koroma. He was born and raised in the village of
Jenneh, Kandu,
Leppiama Chiefdom,
Kenema District.
Education From 1958 to 1962, Koroma received his primary education at the parish school at Gbado. From 1962 to 1965 he studied at the parish school in Blama. He graduated from
Christ the King College in Bo in 1970. Koroma received his training at Saints Peter and Paul Major Seminary in Ibadan,
Nigeria. He did his post graduate studies in Education at the
University of Sierra Leone. ==Priestly life==