Career
Born in Bukom, Kotey represented Ghana at the 1988 Summer Olympics and held the WBO Bantamweight Championship. Kotey represented Ghana as a Flyweight at the 1988 Seoul Olympic Games. His results were:
1st round bye
Defeated Hussain al-Mutairi (Kuwait) Royal Society of Chemistry 1
Defeated Benjamin Mwangata (Tanzania) 5-0
Lost to Mario González (Mexico) 0-5.