Tulis hiji tuluyan pikeun ayat ieu - Allen ngahontal final ranking acara kahijina di 2011 UK Championship. Manéhna nepi ka kiwari geus meunang lima turnamén ranking <unk> 2012 World Open, 2013 World Open, 2016 Players Tour Championship Finals, 2018 International Championship, jeung 2018 Scottish Open
. tapi Allen meunangkeun gelar Triple Crown kahijina dina turnamén Masters 2018.