A1

**A1**, **A-1** or **A.1.** may refer to:

## Education 
* A1, the Basic Language Certificate of the Common European Framework of Reference for Languages
* Language A1, the former name for "Language A: literature", one of the IB Group 1 subjects
* A1, a secondary school subdivision in the  Congolese education system
* A1, a baccalauréat series in the education system of some parts of France
* A1, a  in the Gabonese education system, see Education in Gabon
* A1, the highest category of Qualified Flying Instructor in the Central Flying School of the UK Royal Air Force

### Grades 
* A1, a grade for the Leaving Certificate, a qualification in the education system of Ireland
* A1, the highest available grade for the Sijil Pelajaran Malaysia examination in Malaysia
* A1, a grade for the Senior Secondary Certificate Examination in Nigeria, see Education in Nigeria
* A1, a grade for the Singaporean GCE 'O' Level, an examination in the education system of Singapore
* A-1, an Academic grading in Pakistan commonly used in the education system of Pakistan

## Entertainment 
### Books, magazines, comics and manga 
* *A1* (comics), a comics anthology
* *A-1 Comics*, a 1944–1955 Golden Age comics publication
* *A1—The Great North Road*, a book by Paul Graham (photographer)

### Cinema and movies 
* *A-1 Headline*, a 2004 Hong Kong movie
* *A 001, operazione Giamaica* (*Our Man in Jamaica*), a 1965 Italian adventure movie directed by Ernst R. von Theumer
* *A1*, a 1999 Syrian movie, see List of Syrian movies
* *A1* (2019 movie), Indian Tamil movie

#### Companies 
* A1 Film Company, a Burmese cinema company
* A-1 Pictures, a Japanese animation studio

### Games 
* A1 Games, an American video game publisher for the PlayStation
* *A1 – Slave Pits of the Undercity*, a part of *Scourge of the Slave Lords*, and adventure module for the *Dungeons & Dragons* role-playing game
* Larsen's Opening, a chess move, A01 in ECO code
* A1, a square on a chessboard

### Music and dance 
* Aone Beats or Aone, music producer
* A1, a part in contra dance choreography
* A-1 Sound Studios, a recording studio owned by Herb Abramson
* A-1, an American rap group behind the album Mash Confusion
* A-One (band), a Mandopop group
* A1 (band), a British-Norwegian boy band
* A1 Bentley, rapper and reality TV star (from Love & Hip Hop: Hollywood)
* A1 x J1, teenage rappers who had a hit with "Latest Trends" featuring Aitch

#### Albums 
* *A1*, an album by Ertuğ Ergin
* *A1*, an album by Tony Cetinski
* *A One*, an album by Ayumi Hamasaki
* *A1* (album), a 2002 album by Norwegian band A1

### Television and radio 
* A-One (TV channel), a Russian music channel
* A1 TV channel (Macedonia)
* A1 Report, a television station in Albania
* America One, an American television network
* A 1, see List of radio stations in Austria and Liechtenstein
* A1, a promotional name for CHIN (AM) radio in Canada
* A1, a Slovenian radio network owned by Radiotelevizija Slovenija
* A-1 Detective Agency, a fictional detective agency in the radio series *I Love a Mystery*

## Science 
### Astronomy 
* A1, a class of star, see stellar classification
* "A1" subobject designations, including:
** NGC 3603-A1

### Roads 
*A1 roads in several countries; see List of A1 roads