Leinster: Keenan; O'Brien, Ringrose, Henshaw, Lowe; Prendergast, Gibson-Park; Healy, Sheehan, Furlong, Snyman, McCarthy, Deegan, Van der Flier, Doris (capt).
Replacements: Kelleher, Porter, Slimani, Baird, Conan, McGrath, R Byrne, Barrett.
Northampton Saints: Ramm; Freeman, Dingwall (capt), Hutchinson, Litchfield; Smith, Mitchell; Iyogun, Langdon, Davison, Mayanavanua, Coles, Kemeny, Pollock, Augustus.
Replacements: Walker, West, Millar Mills, Lockett, Munga, Scott-Young, James, Seabrook.
Referee: Pierre Brousset (France)