Operational Service Medal may refer to:

• Operational Service Medal (Canada), a campaign medal established in 2010
• Operational Service Medal (United Kingdom), the overall name given to a group of campaign medals awarded to the British Armed Forces:
  • Operational Service Medal for Afghanistan
  • Operational Service Medal for the Democratic Republic of Congo
  • Operational Service Medal for Sierra Leone
  • Operational Service Medal Iraq and Syria
• Australian Operational Service Medal, a campaign medal established in 2012
• New Zealand Operational Service Medal, a campaign medal established in 2002
• International Operational Service Medal, a military decoration awarded since 2016 by the Government of Ireland

This disambiguation page lists articles associated with the title Operational Service Medal.
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