Dee ihe ga-aga n'ihu na paragraf a - N'asọmpi Iko Mbaụwa nke afọ 2012 o si na setịpụ ka o merie Warren French, 3<unk>1 na agba nke mbụ. Walsh gbara Kevin Painter na 32 ikpeazụ wee laghachi site na 1<unk>3 iji mee ka egwuregwu ahụ dị na 3<unk>3. O nweghi ike ijigide ike ya, n'agbanyeghi, ka ọ tụfuru mkpebi mkpebi site na ụkwụ 3 ruo 0 iji pụọ n'asọmpi ahụ 3 <unk> 4. Na World Matchplay, Walsh meriri Colin Osborne 10<unk>8 na agba nke mbụ, tupu James Wade merie ya 4<unk>13 na 16 ikpeazụ. N'agbanyeghi na o meriri set nke mbụ na agba nke mbụ ya megide Robert Thornton na World Grand Prix, o were naanị otu ụkwụ ọzọ ma tufuo 1<unk>2. Walsh ruru eru site na Group 8 nke Njikọ Njikọ na mmeri 6 na 5 megide Steve Beaton. Agbanyeghị, ọ nọrọ na njedebe nke ndị mmeri asatọ, na-emeri naanị otu n'ime egwuregwu asaa ya. A gbagburu Walsh na 0<unk>5 n'egwuregwu ya nke mbụ nke otu H nke Grand Slam nke Darts
, ma laghachiri imeri ma Wayne Jones ma Christian Kist 5<unk>4. Agbanyeghị, nnukwu mmeri ya na mmeri ya pụtara na ọ gaghị eru eru maka oge nkwụsị na ụkwụ dị iche. Mgbe emechara ihe omume 33 ProTour niile nke afọ 2012, Walsh nọ na 23rd na Order of Merit, n'ime 32 kachasị elu ruru eru maka Players Championship Finals. Thornton meriri ya 1x6 na agba nke mbụ.