Mezue ahịrịokwu na-esonụ: Ronald S. Barak (amụrụ na June 7, 1943) bụ onye America na-eme egwuregwu mmega ahụ. Na
Egwuregwu Maccabiah nke 1961 ọ meriri ọla edo asatọ, otu ọla ọcha, na otu ọla nchara. Na 1964 NCAA Men's Gymnastics Championships ọ meriri asọmpi niile, ogwe ndị dị larịị, na ogwe ndị yiri ya, na 1964 Amateur Athletic Union (AAU) National Gymnastics Competition ọ bụ onye mmeri na ogwe ndị dị larịị. Ọ gbara asọmpi n'asọmpi asatọ n'egwuregwu Olympic n'afọ 1964.