Career
Four years earlier, when Los Angeles, California hosted the Games, he was eliminated in the quarterfinals. Represented West Germany as a lightweight at the 1984 Los Angeles Olympic Games. 1st round bye
Defeated Samir Khenyab (Iraq) 4-1
Defeated John Kalbhenn (Canada) 5-0
Lost to Pernell Whitaker (United States) 0-5
Represented West Germany as a Light Welterweight at the 1988 Seoul Olympic Games, capturing a bronze medal.
Defeated Basil Maelagi (Solomon Islands) walkover
Defeated Lórant Szabó (Hungary) 5-0
Defeated Adrian Carew (Guyana) 3-2
Defeated Sodnom Altansukh (Mongolia) 4-1
Lost to Vyacheslav Yanovski (Soviet Union) KO 1
Gies turned pro in 1991 and had limited success, losing two fights to journeymen and retiring with a record of 13-2-0.