▁and ▁we ighed ▁ 1 6 3   l bs ▁( 7 4   kg ). ▁He ▁was ▁married ▁to ▁ 1 9 8 2 ▁U 5 2 ▁world ▁champion ▁jud oka ▁Lor etta ▁Do yle . ▁ ▁J udo ▁career ▁His ▁sports ▁club ▁was ▁Edinburgh . ▁ ▁In ▁ 1 9 9 0 , ▁he ▁won ▁the ▁US ▁Open ▁Colorado ▁Spr ings ▁in ▁the ▁U 7 1 ▁weight ▁class . ▁ ▁He ▁won ▁the ▁ 1 9 9 2 ▁British ▁Championships ▁in ▁the ▁U 7 1 ▁weight ▁class , ▁and ▁the ▁ 1 9 9 3 ▁British ▁Championships ▁in ▁the ▁U 7 8 ▁weight ▁class , ▁as ▁well ▁as ▁the ▁ 1 9 9 4 ▁Scottish ▁Senior ▁Championships ▁in ▁the ▁U 7 8 ▁weight ▁class . ▁ ▁He ▁competed ▁for ▁Great ▁Britain ▁at ▁the ▁ 1 9 9 2 ▁Summer ▁Olympics ▁in ▁Barcelona , ▁at ▁the ▁age ▁of ▁ 2 6 , ▁in ▁J udo -- Men ' s ▁Light weight , ▁and ▁came ▁in ▁tied ▁for ▁ 1 8 th . ▁ ▁Billy ▁was ▁awarded ▁his ▁ 7 th ▁Dan ▁on ▁ 2 9 / 1 0 / 2 0 1 5 ▁by ▁the ▁British ▁J udo ▁Association . ▁ ▁Co aching ▁career ▁He ▁is ▁Director ▁of ▁Co aching ▁at ▁Edinburgh ▁J udo , ▁and ▁in ▁ 1 9 9 9 ▁was ▁named ▁UK ▁Co ach ▁of ▁the ▁Year , ▁receiving ▁the ▁M uss ab ini ▁Medal . ▁ ▁He ▁assist ed ▁Gra eme ▁Rand all , ▁who ▁won ▁the ▁-