Saints will take on Leinster in pre-season for the third year in succession as part of a four-match warm up for the new campaign.
The RaboDirect PRO12 champions will head to Franklin’s Gardens on Saturday, August 23, with a game against Championship side Moseley scheduled for later that day.
The first pre-season encounter comes against Championship semi-finalists Rotherham Titans at Franklin’s Gardens a week earlier.
And the friendly campaign will be concluded with a trip to Newport-Gwent Dragons on Friday, August 29, with the Aviva Premiership kicking off eight days later.
Saints’ pre-season schedule
Saturday, August 16: Rotherham Titans (h), 3pm
Saturday, August 23: Leinster (h), 2.30pm
Saturday, August 23: Moseley (h), 5pm
Friday, August 29: Newport-Gwent Dragons (a), TBC