MDM 2023 is June 27-29 at the Walter E. Washington Convention Center in Washington D.C.

Free Admittance and Transportation for Marines and Families.

The first 300 Marines to register and use code MDMHAT will receive a FREE Modern Day Marine hat when they attend the expo.

The first 300 Marines to register and use code MDMHAT will receive a FREE Modern Day Marine hat when they attend the expo.

Please review our Show Policies

Modern Day Marine (MDM) is open to Department of Defense active duty and reserve service members and their families, members of the Marine Corps League and/or Marine Corps Association (the MDM Co-Host organizations), Defense Industry affiliated personnel, law enforcement, industry/consultant representatives, and invited international guests. Attendees must have an “identifiable relationship with the United States Marine Corps.” MDM is not open to the general public. Registration is required for all categories of attendees, and all registrants must provide proof of identity with a government issued photographic ID for badge pick up on show site at the registration desk.