USS Lassen (DDG 82) was laid down on 24 August 1998 at Ingalls Shipbuilding in Pascagoula, Miss., christened on October 16, 1999 and commissioned on 21 April 2001 at the Florida Aquarium Pier in Tampa, Fla.
In July 2002 participated in the biennial exercise "Rim of the Pacific" (RIMPAC) 2002.
In January 2003 USS Lassen departed San Diego for its maiden Western Pacific (WESTPAC) deployment, with the USS Carl Vinson (CVN 70) Battle Group. Lassen participated in exercise Foal Eagle.
On September 2, 2005 USS Lassen arrived at its new forward-deployed operating base Commander, Fleet Activities Yokosuka.
In June 2006 Lassen participated in exercise Valiant Shield '06. In November participated in the largest bilateral exercise, ANNUALEX.
In February 2007 USS Lassen departed Yokosuka, Japan, for a routine underway period. In November Lassen participated in ANNUALEX 19G.
In September 2009 Lassen participated in the Multi-Sail 2009 exercise. In November Lassen participated in Annual Exercise (ANNUALEX) 21G.
In March 2010 DDG 82 participated in the bilateral exercise Foal Eagle 2010. In April Lassen participated in a week-long bilateral exercise Malabar 2010. In May USS Lassen participated in the second phase of Cooperation Afloat Readiness and Training (CARAT) exercise. In July she participated in a combined alliance maritime and air readiness exercise Invincible Spirit. In September Lassen departed for an annual Fall Patrol, as part of the USS George Washington (CVN 73) CSG. In December Lassen participated in joint exercise Keen Sword 2011.
In November 2011 USS Lassen participated in a bilateral Annual Exercise (ANNUALEX) as part of the USS George Washington CSG.
In April 2012 April 16, USS Lassen participated in a Ship Anti-Submarine Warfare Readiness/Effectiveness Measure (SHAREM) 170 exercise with the Japanese Maritime Self-Defense Force (JMSDF) ships. In May Lassen participated in Cooperation Afloat Readiness and Training (CARAT) Thailand 2012.
In January 2013 USS Lassen departed Fleet Activities Yokosuka for a western Pacific patrol.
USS Lassen (DDG 82) is homeported at Naval Station Mayport in Mayport, Florida.