Jason Hill, who joined Glasgow on a partnership contract, lines up for Heriot's who host Hawick at Goldenacre.
Ayr include Robbie Fergusson, James Malcolm, Javan Sebastian, George Hunter, Fergus Scott and D'arcy Rae for the trip to Galashiels.
Hawks include George Horne, Gregor Hunter and Matt Smith in their squad for their visit to Bridgehaugh with Nick Grigg and Calum Hunter-Hill in action for Stirling County.