A kakar wasa ta gaba, Wilkinson ya buga wasanni 18 a gasar zakarun Turai.
Pro12, sabon sunan da aka ba wa gasar, yana farawa a 15 daga cikin wasannin. Wannan kakar kuma ta ga Connacht ya cancanci zuwa gasar cin kofin Heineken ta farko, kuma Wilkinson ya buga wasan farko a matakin farko na rugby na Turai a waje da Harlequins a Stoop. Ya ci gaba da farawa kowane ɗayan wasannin pool na Connacht, gami da nasarar cin Kofin Heineken na farko a wasan dawowa da Harlequins a Gidan Wasanni. A cikin kakar 2012/13, Wilkinson ya buga wasanni 18 a cikin Pro12. Connacht ya sake cancanci zuwa gasar cin kofin Heineken, tare da Wilkinson yana farawa a cikin uku daga cikin wasanni shida na lardin, kuma yana fitowa a matsayin mai maye gurbin wasu biyu.