Siobhan has represented Scotland at all youth levels.
She wore the captain's armband throughout the 2012/13 UEFA Women's Under-19 Championship qualifying campaign, including the elite round matches in Livingston and Hamilton in April 2013.
She was called up to the senior squad for the first time for a friendly match against Iceland in Reykjavik in June 2013.
|International Challenge Match|
|Date||Home Team - Score - Away Team||Goals||Cards|
|29 Jul 2009||GERMANY 6 - 1 SCOTLAND|