The Perth club are in talks with Newcastle over a move for Abeid Mehdi.
The 20-year-old Frenchman has experience of playing in the Europa League this season and Saints are keen to add him to their squad.
Also on manager Steve Lomas' radar is Swansea teenager Gwion Edwards.
Earlier this week, St Johnstone agreed a deal to sign QPR midfielder Michael Doughty on loan.
- Sports & Recreation