The Watford-born boxer won gold in the super heavyweight division at the 2011 World Championship.
Anthony represented hosts Great Britain at London 2012 Olympics and the 6ft 6ins boxer won gold in the super heavyweight division.
Joshua turned professional in 2013. He became the British and Commonwealth heavyweight champion when he beat Scottish boxer Gary Cornish.
Anthony beat undefeated Dillian Whyte in December 2015 before he became the IBF heavyweight champion thanks to a second-round stoppage.
The British boxer beat Dominic Breazeale in a seventh-round knockout win at The O2 Arena before Joshua defended his IBF title with a fourth-round win against Eric Molina.
Joshua’s biggest win his career to date came when he became unified heavyweight world champion following an 11th-round stoppage win against boxing icon Wladimir Klitschko.
• Date of birth: 15 December 1989
• Age: 29 years old
• Place of birth: Watford, England
• Nationality: British
• Height: 198cm / 6ft 6 ins
• Weight: 112kg / 249 lbs
• Net worth: £43m
Joshua began boxing at the age of 17. His local boxing club was Finchley ABC in Barnet.
He won the senior ABA Championships in 2010 and 2011 before he earned a call up to the Great Britain boxing team.
He lifted the GB Amateur Boxing Championships title after beating Amin Isa.
His preparation for the London 2012 Olympics went well with a silver medal at the 2011 World Amateur Boxing Championships.
Joshua battled past Cuban boxer and world No4 Erislandy Savon 17-16 in the round of 16.
He produced a more assured performance against defending silver medalist Zhang Zhilei. He dropped the Chinese boxer in the middle round before he went on to win 15-11.
With a bronze medal in the bag, Joshua edged past Kazakhstan boxer Ivan Dychko 13-12 to secure at least a silver medal.
Anthony was pitted against reigning Olympic champion Roberto Cammarelle in the final. The Italian boxer ran Joshua close with the scores level at 18-18 at the end of the bout. However, Joshua won the gold medal thanks to a count back.
Joshua got his hands on the British and Commonwealth title in 2011.
The British boxer knocked out Scottish boxer Gary Cornish inside 90 seconds at the O2 to win the vacant British and Commonwealth heavyweight title.
Anthony’s second professional bout was a test against undefeated Jamaican born boxer Dillian Whyte in December 2015.
Joshua lost to Whyte in an amateur bout in 2009 but the British boxer didn’t show any scars from that loss.
The Olympic champion knocked out Whyte in the seventh round after a slow start.
He pocketed £3m for the fight at The 02.
His next fight was against American boxer and IBF heavyweight champion Charles Martin in April 2016.
Joshua put Martin on the canvas twice in the second round to exert his dominance. With his opponent unable to make the count, the British boxer was crowned the IBF world heavyweight champion.
Martin lost his world title after a brief 85 days – the second shortest reign in boxing history.
With a title to defend, his promoter Eddie Hearn set about finding a worthy opponents for Joshua.
American boxer Dominic Breazeale was chosen to fight Joshua in his first defence of his world title.
He successfully retained his belt with a seventh-round knockout win at The O2 in June 2016.
The Olympic gold medalist was pitted against another American, Eric Molina, at the Manchester Arena in November 2016.
Joshua put Molina on the canvas in the third round but the Texan boxer was soon stopped by the referee.
Anthony finally got to face Ukraine’s decorated boxer Wladimir Klitschko on 29 April 2017.
With Tyson Fury unable to defend his WBA world heavyweight title, Joshua and Klitschko were given the chance to unify the division.
Wladimir famously beat David Haye in their world heavyweight title bout in 2011.
The British boxer had no trouble securing selling 85,000 tickets for the event at Wembley. Reports suggested Joshua was set to pocket £15m from the bout.
Joshua went on to beat Klitschko by a TKO in a dramatic 11-round fight in front of a record 90,000 crowd at the home of English football.
He had Klitschko on the canvas in the fifth round with a flurry of punches. However, the Ukrainian showed his class after he got off the floor to dominate Joshua for the remainder of the fifth round.
With Joshua ailing, Wladmir looked to capitalise on his dominance in the sixth round and managed to knock down the British boxer.
With both boxers running out of steam, Anthony rallied in round 11 to send the veteran boxer to the canvas. Klitcschko was in big trouble when he was knocked down for the second time in the penultimate round.
With Klitschko coming under relentless fires on the ropes, the referee stopped the fight.
CompuBox stats showed that Joshua landed 107 of his 355 punches thrown (30%), and Klitschko landed 94 of 256 (37%).
The fight set a British record with 1.2 million pay per views. In United States, the world title fight attracted 679,000 viewers.
Klitschko retired on 11 November 2017 to rule out the possibility of a thrilling rematch.
Former WBA world champion Tyson Fury not in shape to take on Joshua, Hearn secured a title defence against Kubrat Pulev. Injury forced the 36-year-old to withdraw from the fight.
World number three Carlos Takam was drafted in 12 days before the fight at the Millennium Stadium.
Anthony retained his world title thanks to a tenth-round stoppage.
Hearn secured Joshua a bout against New Zealander Joseph Parker at the Principality Stadium on 31 March.
Anthony is set to secure 65% of the purse.
Anthony Joshua has emerged triumphant in all 20 of his professional bouts, winning by knockout every time.
1 Emanuele Leo (TKO)
2 Paul Butlin (TKO)
3 Hrvoje Kisicek (TKO)
4 Dorian Darch (TKO)
5 Hector Avila (TKO)
6 Matt Legg (TKO)
7 Matt Skelton (TKO)
8 Konstantin Airich (TKO)
9 Denis Bakhtov (TKO)
10 Michael Sprott (TKO)
11 Jason Gavern (TKO)
12 Raphael Zumbano Love (TKO)
13 Kevin Johnson (TKO)
14 Gary Cornish (TKO)
15 Dillian Whyte (TKO)
16 Charles Martin (TKO)
17 Dominic Breazeale (TKO)
18 Éric Molina (TKO)
19 Wladimir Klitschko (TKO)
20 Carlos Takam (TKO)
Joshua was born in Watford, Hertfordshire, to a Nigerian mother, Yeta and a Nigerian father, Robert, of Nigerian and Irish parentage.
Anthony was a bricklayer before he decided to take up boxing full-time.
In 2009, Joshua spent time on remand in Reading Prison. When released, he was made to wear an electronic tag on his ankle.
He clashed with the law in March 2011. Joshua was pulled over for speeding and was found to have 8oz of herbal cannabis in a sports bag in his Mercedes card.
He was charged with possession with intent to supply a class B drug and handed a 12-month community service sentence.
Joshua likes to keep his personal life private with no reference to a relationship on his social media channels.
On his dating life, Anthony said:
“If people can ride with me for the next 10 to 12 years I would really appreciate it, but if they can’t foresee the future I’d rather they jump off the boat because I can’t stop for no one right now,” he told the Evening Standard.
“I was speaking to my coach, who worked with Carl Froch who had a 12-year career. One day it does finish and now he has all the time in the world to think about business, family.”
Pole dance instructor Nicole Osborne is the mother of his son. The pair met at school.
MORE: Hector Bellerin
MORE: The latest football news
MORE: The latest tennis news
BIOGRAPHY: Ethan Hazard
BIOGRAPHY: Daniel Sturridge