Group 2

The term Group 2 may refer to:
 * Alkaline earth metal, a chemical element classification
 * Astronaut Group 2, also known as The New Nine, the second group of astronauts selected by NASA in 1962
 * Group 2 (motorsport), an FIA classification for cars in auto racing and rallying that preceded Group A
 * Group 2, the second level of worldwide Thoroughbred horse races
 * Group 2 fax machine - Group 1 & Group 2 are obsolete analog standards for sending faxes
 * Group of Two, a proposed informal special relationship between the United States and the People's Republic of China