[2][3] Ashley began her professional boxing career on January 29, 1999, defeating Lisa Howarth by a six-round split decision in Atlantic City, New Jersey.

On her second professional boxing fight, held in Halifax, Nova Scotia, Canada, she suffered her first defeat when she was outpointed over six rounds by Doris Hackl on June 20 of that year.

On November 15, she defeated Marcela Acuña by a ten-round split decision in Córdoba, Argentina, to win the WIBF's vacant world Super Bantamweight title.

After a hiatus that lasted almost one year, Ashley returned to boxing on March 3, 2005. when she knocked out Elena Reid in seven rounds at Laughlin, she also fought in the World Combat League.

She lost the fight against Argentina's Marcela Eliana Acuna for the WBC female world super bantamweight title by a majority decision at the Estadio Luna Park in Buenos Aires on August 20, 2009.

[4] After winning two fights in New York City, Ashley won the vacant WBC female super bantamweight title via a unanimous decision at the Hunts Point Produce Market in the Bronx on July 23, 2011.