Alexandru "Dudu" Frim (March 9, 1908 – 1980s) was a Romanian bobsledder who competed in the 1930s.
He won the gold medal in the two-man event at the 1934 FIBT World Championships.
He also finished 15th in the two-man event at the 1936 Winter Olympics in Garmisch-Partenkirchen.
Frim was also an accomplished aviator, earning his pilot license in 1931.
Frim also won the Grand Prix of Sports Aviation and Cup of Brasov Aero-Club in 1939.
Frim later participated in World War II as a pilot for Romania.