Starting at 2pm
Ajla TOMLJANOVIC (AUS) v Aleksandra KRUNIC (SRB) 
Elise MERTENS (BEL)  v HSIEH Su-Wei (TPE) 
Anna BLINKOVA (RUS) / Raluca OLARU (ROU) v Georgina GARCIA PEREZ (ESP) / Fanny STOLLAR (HUN)
Mertens and Hsieh have never played each other before.
Tomljanovic and Krunic's only previous meeting came at last year's US Open, when the Serbian won in straight sets, 6-3, 6-2.
This is the Rabat debut for Hsieh and Tomljanovic.
Krunic has played here twice before, reaching the quarterfinals in 2016 where she lost to Marina Erakovic 6-4, 6-4.
Mertens reached the Round of 16 here last year, where she lost to Daria Gavrilova 6-2, 6-1.