An haife shi a garin Ijebu-Ode a jihar Ogun, Ajayi ya yi karatu a kasar Najeriya da Ingila ; daga baya a shekarar 1970, ya cancanci matsayin likita a Jami'ar Liverpool Medical School.[1] Ya kuma kware a fannin tabin hankali a Jami'ar Memorial da ke Newfoundland, Kanada. [1]
Yawancin litattafai da labarun Ajayi sun bayyana amfani da kwarewar fannin likitancinsa.
The Year (London: Macmillan, 1981). 08033994793.ABA[2]
The Lesson (Lagos, Nigeria: Granny Fatima, 1985)[3]
The Ghost of a Millionaire (Heinemann Educational Books Nigeria, 1990). 08033994793.ABA[4]
Eyes of the Night, short story collection including his 1990 BBC World Service winning story "Family Planning"[1] (Lagos, Nigeria: Granny Fatima, 1991),[5]
Images of Lives: Poems for Everyone, poetry collection (Lagos, Nigeria: Granny Fatima, 1991)[6]
Motions and Emotions: Fumes of Poetic Feelings, poetry collection[7] (Lagos, Nigeria: Granny Fatima, 1993)
After A Bad Moon: a Sh-to-vel, story collection[1] (Lagos, Nigeria: Granny Fatima, 1995). 08033994793.ABA[8]