USS Dahlgren
Three United States Navy ships were named USS Dahlgren , after John Adolphus Bernard Dahlgren :
- The USS Dahlgren (TB-9) was a torpedo boat in service from 1900 to 1919.
- The USS Dahlgren (DD-187) was a Clemson-class destroyer , in service from 1920-1945.
- The USS Dahlgren (DDG-43) was a Farragut-class destroyer , in service from 1961 to 1992.