Blue Diamond

Blue Diamond may refer to:

* A blue diamond, the most famous example being the Hope Diamond
* The Blue Diamond, the name assigned in 1954 to the air demonstration unit of the Philippine Air Force. In 1960, this was changed to The Blue Diamonds.
* Blue Diamond, Nevada, a census-designated place (CDP) in Clark County, Nevada, United States
* Blue Diamond Growers, a California-based agricultural cooperative and marketing organization that specializes in almonds
* The Blue Diamond (comics), a 1940s superhero from Timely Comics, a forerunner of Marvel Comics
* Impatiens namchabarwensis or Blue Diamond Impatiens, a member of the Balsaminaceae family
* The Heart of the Ocean, an important element in the 1997 "Titanic" film.
* Blue Diamond (truck platform), a collaborative agreement between Ford Trucks and Navistar International (previously IHC)
* A Viagra tablet (informal)
* A nickname for the headquarters of 1st Marine Division in Ramadi, Iraq

Blue Diamonds may refer to:
* Blue Diamonds, a Dutch 1960s doo-wop duo best known for their chart-topping single "Ramona"
* "Blue Diamonds", a song from Rusted Root's 2002 album "Welcome to My Party"
* "Blue Diamonds", No. 92 Squadron RAF aerobatic display team.
* "Blue Diamonds", a song from The Long Winters' 2003 album "When I Pretend to Fall"
*Blue Diamonds (aerobatic team), aerobatic display team of the Philippines Air Force