Guyanese Donald Allison was 26-years-old and had lost one of seven fights when he met American Kenny Willis on December 8, 1989 in Brooklyn, New York. Allison won the six-rounded by Unanimous Decision. In June of the same year the Guyanese suffered his first professional defeat when he lost to Puerto Rican Jake Rodriguez. Allison was down in the fourth round and eventually lost by Unanimous Decision at the end of six rounds.
Rodrigues would move on to win the International Boxing Federation (IBF) junior welterweight title while Allison who competed mostly in the USA, was crowned New York State junior welterweight champion in July 1990 following point victory over Jose Avila.
In February 1991 Allison made an unsuccessful attempt win the International Boxing Council (IBC) title when he lost by unanimous decision to American Tony Martin.
His career had a life of six years during which time he secured 14 victories, six losses and one draw.
After retiring from fighting, he returned to Guyana and opened a gym in Agricola. The gym produced several outstanding amateur boxers. Allison was a few months short of turning 42 when he was gunned down in September 2005.