Question: What is the more commonly known name for Cassius Clay and fought Alonzo Johnson in a ten-round boxing match?

Context paragraphs:
Cassius Clay vs. Duke Sabedong: Cassius Clay (soon Muhammad Ali) fought Duke Sabedong in a ten-round boxing match in Las Vegas on June 26, 1961.  The fight went the full distance with Clay winning comfortably on points, despite Sabedong's usage of roughhouse tactics.

Cassius Clay vs. Alex Miteff: Cassius Clay (soon Muhammad Ali) fought Argentine Alex Miteff in a ten-round boxing match in Louisville on October 7, 1961.  Clay won the fight through a technical knockout when the referee stopped the fight in the sixth round.  Miteff and Clay would feature in the 1962 film Requiem for a Heavyweight.

Cassius Clay vs. Don Warner: Cassius Clay (soon Muhammad Ali) fought a ten-round boxing match with Don Warner in Miami on February 28, 1962.  Clay won the fight through a technical knockout after the referee stopped the fight in the fourth round.Warner would later serve as a sparring partner for Joe Frazier.

Cassius Clay vs. George Logan: Cassius Clay (soon Muhammad Ali) fought a ten-round boxing match with George Logan in Pittsburgh on April 23, 1963.  Clay won the fight through a technical knockout after the referee stopped the fight in the fourth round.  This was Clay's 13th professional victory and before the fight Jack Dempsey predicted he would win the title.  Logan sustained a serious eye injury during the bout that eventually led to its stoppage.  Logan later claimed his cornermen told him to use low blows against Clay but he refused.  Logan later said that Clay had deliberately stuck his thumb in his eye and that Clay had accused him of using a racial slur during the fight which he denied.  Logan was later a truant officer and a police officer in his native state of Idaho.

Cassius Clay vs. Tony Esperti: Cassius Clay (soon Muhammad Ali) fought a ten-round boxing match with Tony Esperti in Miami on January 17, 1961.  Clay won the bout through a technical knockout when the referee stopped the fight in the third round after Esparti's left eye had been cut by Clay's jabs.Esperti was later convicted of first degree murder for gunning down mafia boss Thomas Altamura, a member of the Gambino crime family.

Cassius Clay vs. Sonny Banks: Cassius Clay (soon Muhammad Ali) fought Sonny Banks in a ten-round boxing match at Madison Square Garden in New York City on February 10, 1962.  Clay won the fight through a technical knockout when the referee stopped the fight in the fourth round.  The event is remembered for being the first professional boxing match in which Ali was officially knocked down in the ring by his boxing opponent.

Cassius Clay vs. Alonzo Johnson: Cassius Clay (soon Muhammad Ali) fought Alonzo Johnson in a ten-round boxing match in Louisville on July 22, 1961.  Clay won the bout on points through a close but unanimous decision.

Cassius Clay vs. Willi Besmanoff: Cassius Clay (soon Muhammad Ali) fought a ten-round boxing match with Willi Besmanoff in Louisville on November 29, 1961.  Clay won the bout through a technical knockout in the seventh round after the referee stopped the fight with Besmanoff sprawled on his back on the canvas.

Cassius Clay vs. Billy Daniels: Cassius Clay (soon Muhammad Ali) fought Billy Daniels in a ten-round boxing match at St. Nicholas Arena in New York City on May 19, 1962.  Clay won the fight through a technical knockout when the referee stopped the fight in the seventh round.The fight featured a series of clinches and calls of "break" from the referee.Daniels was ahead on points when the referee stopped the fight after a cut opened above Daniels' left eyebrow.Both Daniels and Clay had been undefeated up till this bout.

Muhammad Ali: Muhammad Ali ( ; born Cassius Marcellus Clay Jr.; January 17, 1942 – June 3, 2016) was an American professional boxer and activist.  He is widely regarded as one of the most significant and celebrated sports figures of the 20th century.  From early in his career, Ali was known as an inspiring, controversial, and polarizing figure both inside and outside the ring.

Supporting paragraphs: Cassius Clay vs. Alonzo Johnson Muhammad Ali
Answer: Muhammad Ali