Mezue ahịrịokwu na-esonụ: Jacob Ralph "Jacq" van den Berg (amụrụ 19 Disemba 1916) bụ onye ọkwọ ụgbọ mmiri si Netherlands nke nọchitere anya mba ya na
Egwuregwu Olimpik nke Oge Okpomọkụ nke 1960 na Naples. A mụrụ ya na Birmingham. Van den Berg, dị ka ndị ọrụ ụgbọ mmiri Dutch Dragon, were ọnọdụ nke iri na atọ na onye na-anya ụgbọ mmiri Wim van Duyl na onye ọrụ ibe ya Biem Dudok van Heel. Na 1956 Olympics na Melbourne Van den Berg bụ ndị ọrụ Dragon maka ndị otu Dutch Olympic. Otú ọ dị, mgbe ndị Soviet wakposịrị Hungary, gọọmenti Netherlands kpebiri na ìgwè ndị Netherlands na-eme egwuregwu Olympic agaghị asọ mpi.