Both the Na Piarsaigh and Newtownshandrum All-Ireland-winning medallists came on as substitutes during the course of last weekend’s victory over Dublin at Parnell Park.
Gardiner is named at right half-back with O’Connor on the 40. Altogether the team for next Sunday’s showdown with their traditionally great rivals shows six changes from that which defeated the Dubs.
Martin Coleman takes over the goalkeeping spot from Donal Óg Cusack, while Brian Murphy replaces his namesake Shane Murphy at left corner back. Gardiner, Ronan Curran and Sean Óg O hAilpín form a formidable half-backline.
Lorcan McLoughlin of Kanturk comes in to form a new midfield partnership with Tom Kenny, with Cathal Naughton moving to left half-forward to the exclusion of Graham Callinan.
On the right flank of attack Sarsfields’ Tadgh Óg Murphy fills in for Ben O’Connor. Paudie O’Sullivan and Patrick Horgan retain their corner forward positions, while Aisake O hAilpín is preferred to Michael Cussen at full forward.
The Tipperary team shows two changes from that which started against Waterford last Sunday.
Michael Cahill replaces Shane Maher at left wing back and captain, Eoin Kelly, who has recovered from injury, returns in place of John O’Brien.
All-Star Joe Canning returns for his first game of the league for Galway, who play Dublin at Pearse Stadium on Sunday.
The Portumna wizard has been named at right half-forward and there are a number of other changes from the side that defeated All-Ireland champions Kilkenny at Nowlan Park last weekend.
Colm Callanan takes over the goalkeeping position from the injured James Skehill. Tadgh Óg O’Regan is reintroduced at centre back, while Iarla Tannian, who scored two goals after coming on as a substitute against the Cats, is rewarded with a place at full forward.
Offaly give league debuts to goalkeeper James Dempsey and midfielder Stephen Wyne for their game with Waterford at Walsh Park on Sunday.
The Wexford team to play Laois in their crunch game in Division Two on Sunday next sees two changes from the team which defeated Kildare.
Stephen Banville returns at full-forward with Peter Atkinson switching to the corner. Paul Morris drops to the bench. Keith Rossiter also returns to the corner back position in place of Eoin Doyle, with Willie Doran moving to centre forward in a swap with Harry Kehoe.
Dublin U21 footballers will not be naming their starting 15 for the Cadburys Leinster U21FC final against Westmeath on Sunday at Parnell Park until Friday owing to injury concerns.
Team captain Johnny Cooper, Ted Furman, Cian Mullins, Nicky Devereux and James McCarthy are to be given as much time as possible to prove their fitness.
CORK (SH v Tipperary): M Coleman; S O’Neill, E Cadogan, B Murphy; J Gardiner, R Curran, S Óg O h-Ailpin; T Kenny, L McLoughlin; T Óg Murphy, J O’Connor, C Naughton; P O’Sullivan, A O h-Ailpin, P Horgan.
TIPPERARY (SH v Cork): B Cummins; P Stapleton, P Maher, P Curran; D Fanning, C O’Mahony, M Cahill; B, Maher, SMcGrath; N McGrath, 1 Lar Corbett, G Ryan; E Kelly, T Hammersley, Paul Kelly.
GALWAY (SH v Dublin): C Callanan; F Moore, S Kavanagh, D Joyce; D Commins, T Óg Regan, D Barry; G Farragher, D Burke; J Canning, C Donnellan, E Ryan; A Harte, I Tannian, K Hayes.
WEXFORD (SH v Laois): N Carton; P Roche, B Kenny, K Rossiter; R Kehoe, D Stamp, C Kenny; H Kehoe, C Farrell; A Shore, W Doran, D Lyng; R Jacob, S Banville, P Atkinson.
OFFALY (SH v Waterford): J Dempsey; M Verney, D Kenny, D Franks; J Rigney, P Cleary, D Morkan; R Hanniffy, S Wynne; B Carroll, D Molloy, Dl Currams; J Bergin, G Healion, S Dooley.