C19 or C-19 may refer to:

Transportation

* , a member of the first group of five ships of the British Town-class light cruisers * C-19 Alpha, designation of 3 modified Northrop Alpha Type 2 aircraft purchased by the US Army Air Corps in 1931 * Boeing C-19, a military designation for the Boeing 747-100 series of aircraft * Cierva C.19, a 1929 autogyro built in England * , a 1909 British C-class submarine *

Sauber C19 The Sauber C19 was the car with which the Sauber Formula One team competed in the 2000 Formula One season. It was driven by the experienced pairing of Mika Salo and Pedro Diniz, who had previously been teammates at Arrows in 1998. The car prov ...

, a 2000 racing car

Other uses

19th century The 19th (nineteenth) century began on 1 January 1801 ( MDCCCI), and ended on 31 December 1900 ( MCM). The 19th century was the ninth century of the 2nd millennium. The 19th century was characterized by vast social upheaval. Slavery was abolis ...

Iceberg C-19 Iceberg C-19 is an iceberg that calved from the Ross Ice Shelf in May 2002 on a fissure scientists had been watching since the 1980s. After that the Ross Ice Shelf returned to the size it was in 1911, when it was mapped by Robert F. Scott� ...

, an iceberg that broke off the Ross Ice Shelf in 2002 and which broke into two parts, C-19A ("Melting Bob") and C-19B, in 2003 * Caldwell 19 (

IC 5146 IC 5146 (also Caldwell 19, Sh 2-125, Barnard 168, and the Cocoon Nebula) is a reflection/ emission nebula and Caldwell object in the constellation Cygnus. The NGC description refers to IC 5146 as a cluster of 9.5 mag stars involved in a bright ...

, the Cocoon Nebula), a reflection/emission nebula in the constellation Cygnus *

Carbon-19 Carbon (6C) has 15 known isotopes, from to , of which and are stable. The longest-lived radioisotope is , with a half-life of years. This is also the only carbon radioisotope found in nature—trace quantities are formed cosmogenically by t ...

(C-19 or ¹⁹C), an isotope of carbon *

IEC 60320 C19 IEC 60320 Appliance couplers for household and similar general purposes is a set of standards from the International Electrotechnical Commission (IEC) specifying non-locking connectors for connecting power supply cords to electrical appliances ...

, an electrical power connector * French Defence (Encyclopaedia of Chess Openings code) * Malignant neoplasm of rectosigmoid junction (ICD-10 code); See

Colorectal cancer Colorectal cancer (CRC), also known as bowel cancer, colon cancer, or rectal cancer, is the development of cancer from the colon or rectum (parts of the large intestine). Signs and symptoms may include blood in the stool, a change in bowel m ...

* Colt Canada C19 standard issue bolt-action rifle of the Canadian Rangers * COVID-19, a disease ** COVID-19 pandemic * C19: The Society of Nineteenth-Century Americanists, an academic organization {{letter-Number Combination Disambiguation