AB, ab and other capitalisations may refer to:

Adrien Broner (Born 28 July 1989) is an American Professional boxer, based in Cincinnati, Ohio, United States. Adrien has been featured in the top ten of the Ring Magazine rankings for the Junior Lightweight division.

Broner had a successful amateur career of over 300 fights

Broner turned professional on 31 May 2008 and scored three consecutive first round knockouts against Allante Davis, David Warren Huffman and Ramon Flores. In Broner's fourth fight he faced Terrance Jett at the MGM Grand in Las Vegas on the undercard of the Ricky Hatton vs Paulie Malignaggi fight. Broner defeated Jett with a stoppage in the sixth round. In Broner's fifth professional fight and final of 2008, he faced Scott Furney on the undercard of Oscar De La Hoya vs Manny Pacquiao fight. Broner stopped Furney in the first round bringing his record to 5(5)-0-0.

In January 2009 he was forced to go the distance with Jose Alfredo Lugo, at the Staples Center on the undercard of Shane Mosley vs Antonio Margarito. Broner returned to the ring in March scoring a unanimous decision over Eric Ricker. Three weeks later Broner stopped Angel Rodriguez in the fourth round. In his eighth fight Broner stepped up to eight rounds in a hard fought fight with Fernando Quintero, pulling out a majority decision. In June at the Staples Center Broner met Australian William Kickett, scoring a sixth round knockout. On the Juan Díaz vs Paul Malignaggi undercard in Houston Broner make short work of Edgar Portillo, victory coming via stoppage in the first round. Broner defeated Henry White Jr via KO in September and finished his busy year against Tommy Atencio. Broner stopped Atencio in the first round, for the sixth time in thirteen fights. Broner then had a fourth round stoppage victory over Roberto Acevedo. Broner fought 4 more times in 2010 against Rafael Lora, Carlos Claudio, Guillermo Sanchez, and Ilido Julio, stopping all of them.

DeAndre Cortez Way (born July 28, 1990), better known by his stage name Soulja Boy Tell 'Em, or simply Soulja Boy, is an American rapper, record producer, actor, and entrepreneur.

In September 2007, his single "Crank That (Soulja Boy)" reached number one on the Billboard Hot 100. The single was initially self-published on the internet, and it later became a number-one hit in the United States for seven non-consecutive weeks starting in September 2007. On August 17 Way was listed at #18 on the Forbes list of Hip-Hop Cash Kings of 2010 earning $7 million for that year.

Way has currently released three studio albums and one independent album: his debut studio album Souljaboytellem.com (2007) was certified platinum by the RIAA. However, his next two albums, iSouljaBoyTellem (2008) and The DeAndre Way (2010) did not match the commercial success of his debut, the latter only selling 100,000 copies, despite the success of several singles across both albums, such as "Kiss Me Thru the Phone" and "Turn My Swag On" (iSouljaBoyTellem) and "Pretty Boy Swag" (The DeAndre Way).

Abraham Benjamin de Villiers (born 17 February 1984, Pretoria, Transvaal Province, South Africa) more commonly known by his initials AB is a South African cricketer and captain of the South African One Day International (ODI) and Twenty20 teams, having succeeded Graeme Smith in both roles after the 2011 Cricket World Cup. He is also part of Royal Challengers Bangalore in the Indian Premier League.

De Villiers is a right-handed batsman, who, in a very short space of time, has accumulated many runs in Tests including centuries against England, India, the West Indies and Australia. He has been dismissed in the 90s on five occasions in Tests. He still holds the record for most Test innings without registering a duck (78), before being dismissed for nought against Bangladesh in November 2008. He also holds the record for the highest individual score by a South African batsman in an innings, with 278*. He is an occasional wicketkeeper for the South African cricket team, and is commonly regarded as one of the best fielders currently in international cricket. AB de Villiers blasted the seventh fastest century in ODI cricket, in 58 balls, when he slammed an unbeaten 102 off just 59 balls against India in Ahmedabad in February 2010. He reached the top of the Test Batting rankings in March 2012.

Quincy Matthew Hanley (born October 26, 1986), better known by his stage name ScHoolboy Q, is an American hip hop recording artist signed to Top Dawg Entertainment and Interscope Records. Hanley is a member of Black Hippy along with Jay Rock, Kendrick Lamar and Ab-Soul. In a 2011 interview when asked about what encouraged him to start rapping, Hanley explained that it was something he was "born to do": "I was just chillin’ man, but rapping’s just something I was born to do. I don’t know when I started rapping. I don’t know how I started rapping, but I know I wrote a verse and I was stuck ever since," he explained.

Preceded by two mixtapes, his first independent album Setbacks, reached #100 on the US Billboard 200 chart in 2011, selling close to 1,000 digital copies in the first week. On January 14, 2012, he released his second independent album Habits & Contradictions. The album debuted at #111 on the US Billboard 200, with first-week sales of 3,900 digital copies in the United States.