 Wales assistant manager Roy Evans was present to watch Morison in Millwall's 1–0 victory against Swindon Town, while Morison "registered his interest" in representing Wales.In July 2010, Wales boss John Toshack named Morison in the Wales squad for a friendly against Luxembourg in Llanelli on 11 August 2010.On being called up to the Wales squad, Morison said "It's a fantastic achievement and it feels good to be recognised for my hard work".