001, O01, or OO1 may refer to:

Arts and entertainment

*001, fictional British agent, see

00 Agent In Ian Fleming's James Bond novels and the derived films, the 00 Section of MI6 is considered the secret service's elite. A 00 (pronounced "Double O") is a field agent who holds a licence to kill in the field, at their discretion, to complet ...

*''001'', also known as the ''Princess of Klaxosaurs'', is a character and the central antagonist from ''DARLING in the FRANXX'' *Player number of both Oh Il-nam and Oh Young-il, characters from the South Korean survival drama ''

Squid Game ''Squid Game'' () is a South Korean Utopian and dystopian fiction, dystopian Survival film, survival Thriller (genre)#Television, thriller horror television series created, written and directed by Hwang Dong-hyuk for Netflix. The series revol ...

'' ** "001" (''Squid Game'' episode), 2024 episode of ''Squid Game''

Transportation

*AM-RB 001, the code-name for the

Aston Martin Valkyrie The Aston Martin Valkyrie (also known by its code-names as AM-RB 001 and Nebula) is a limited production hybrid sports car collaboratively built by British automobile manufacturers Aston Martin, Red Bull Racing Advanced Technologies and sever ...

sports car *

Zeekr 001 The Zeekr 001 ( zh, 极氪001, p=Jíkè 001, s=极氪 001) is a Battery electric vehicle, battery electric car marketed by Zeekr since 2021 as the first vehicle from the brand. Originally designed as a Lynk & Co vehicle, the model was instead re ...

, an electric shooting brake produced by Geely

Science

Asteroids

*1992 OO1, the asteroid 10111 Fresnel *1997 OO1, the asteroid 9987 Peano

Alleles

*''O01'', an allele, see

ABO The ABO blood group system is used to denote the presence of one, both, or neither of the A and B antigens on erythrocytes (red blood cells). For human blood transfusions, it is the most important of the 47 different blood type (or group) cla ...

Locations

*O01 Heussler Hamburg Heliport, see list of airports in New York *001, the code for the World in the

UN M49 UN M49 or the Standard Country or Area Codes for Statistical Use (Series M, No. 49) is a standard for area codes used by the United Nations for statistical purposes, developed and maintained by the United Nations Statistics Division. Each area code ...

standard for area codes

Other uses

1 (number) 1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to ...

, a number, a numeral *001, former emergency telephone number for the Norwegian fire brigade (until 1986) {{numberdis