Arnold "Noldi" Gartmann (November 20, 1904 – June 4, 1980) was a Swiss bobsledder who competed in the late 1930s.
He won a gold medal in the four-man event at the 1936 Winter Olympics in Garmisch-Partenkirchen.
Gartmann also won a silver medal in the four-man event at the 1935 FIBT World Championships in St.