The South-West Asia Service Medal (French: Médaille du service en Asie du Sud-Ouest) is a campaign medal created in 2002 by the Canadian monarch-in-Council to recognize members of the Canadian Forces who had directly participated in efforts to combat terrorism in Southwest Asia following the Al-Qaeda attacks on the United States in 2001.

[4][5] On the reverse is a depiction of the Lernaean Hydra transfixed by a Canadian sword, all circumscribed by the words ADVERSUS MALUM PUGNAMUS (we are fighting evil).

[2] This medallion is worn at the left chest, suspended on a 31.8-millimetre-wide ribbon coloured with vertical stripes in tan (representing the theatre of operations), red (recalling the blood spilled on 11 September 2001), and black (evoking the shock of the attacks on New York and Washington), symmetrically flanking a white central stripe (indicating peace).

[2] On 6 August 2002,[6] Queen Elizabeth II, on the advice of her Cabinet under Prime Minister Jean Chrétien, created the South-West Asia Service Medal to recognize members of the Canadian Forces who had provided support in the War in Afghanistan.

To qualify for the medal, individuals had to have served in operations conducted in Southwest Asia for at least 90 days after 11 September 2001,[7] and those who for a minimum of 30 days engaged in direct combat with the enemy in the theatre of war (which included Afghanistan, Bahrain, Kuwait, Qatar, the United Arab Emirates, the Persian Gulf, Gulf of Oman, Arabian Sea, Gulf of Aden, Red Sea, Suez Canal, and north-western parts of the Indian Ocean) were entitled to receive the additional medal bar; in total, 7,497 medals were issued, along with 7,200 bars.