Àtụ:Infobox sportsperson Mary Onyali-Omagbemi (née Onyali, amuru ya 3 February 1968) bu onye Naijiria na oso mbụ, o bu Olympian 5x 1988-2004. O nwetagoro nrite ọla nchara n'ọsọ mgbagharị 4 × 100 m relay n'egwuregwu Olympic 1992 ya na n'ọsọ 200 m n'egwuregwu Olympic 1996 . Ọ merikwara na 1994 egwuregwu Commonwealth na aha 100 mita. Onyali-Omagbemi mere nke ọma n'egwuregwu All-Africa games, wee nweta ngụkọta nrite iri asaa n'otu n'otu n'ime obere sprints. Ọ meriri 100 m na 1991, 1995 na 2003 wee nweta ihe nrite ọla nchara na 1987 . Ọ were ihe nrite ọla edo na 200m na 1987, 1995 na 2003. Ọzọkwa, ndị otu relay 4 × 100 Nigeria meriri oso niile n'etiti 1987 na 2003, na egwuregwu Africa. A mụrụ Mary Onyali, ka ọ na-erule oge asọmpi Olympic 2000, a na-akpọ ya Mary Onyali-Omagbemi, mgbe ọ lụrụ onye oso Naijiria ibe ya bu Victor Omagbemi . Ngosi egwuregwu Olympic ya n'usoro site na 1988 ruo 2004 mere ka ọ bụrụ onye Naijiria mbụ gara asọmpi Olympic ise .