Mezue ahịrịokwu na-esonụ: Doyle meriri n'asọmpi ndị dị n'agbata ndị na-arọ obere (ihe na-erughị kilogram 56) n'Egwuregwu Commonwealth nke afọ 1990, mgbe o meriri Suzanne Williams, onye Australia, n'asọmpi ikpeazụ. Ọ bụ ihe nrite mbụ nke Scotland na-enweta n'egwuregwu Judo n'egwuregwu Commonwealth. Ọ bịara nke abụọ n'asọmpi n'okpuru kilogram iri ise na abụọ n'asọmpi
1991 European Judo Championships, ka Jessica Gal meriri ya na ngwụcha. Doyle meriri n'asọmpi n'okpuru kilogram iri ise na abụọ na 1992 European Judo Championship na Paris, France. A họpụtaghị Doyle n'egwuregwu Olimpik nke 1992.