Mezue ahịrịokwu na-esonụ: Ludwig Siebert (amụrụ 25 Septemba 1939) bụ onye West German bụbu onye na-agba ọsọ bob na-asọmpi n'afọ ndị 1960. O ritere ọlaedo abụọ n'asọmpi mmadụ anọ na FIBT World Championships (
1962, 1966) na-ekwu. E nyere ya ọla edo na 1966 mgbe ihe mberede gburu onye egwuregwu ibe ya Toni Pensperger n'oge ihe omume mmadụ anọ. E nyere Pensperger ihe nrite ọla edo mgbe ọ nwụsịrị ebe Siebert na ndị otu ya lanarịrị Helmut Werzer na Roland Ebert natara ọla edo ha.