Question: What boxer managed by Johnny Buckley was born Joseph Paul Zukauskas?

Context paragraphs:
Jack Sharkey: Jack Sharkey (Lithuanian: "Juozas Povilas Žukauskas" , October 26, 1902 – August 17, 1994) was an American world heavyweight boxing champion.  He was born Joseph Paul Zukauskas (his birth surname is sometimes given as Cukoschay), the son of Lithuanian immigrants, in Binghamton, New York but moved to Boston, Massachusetts as a young man.  Sources report little of his early life until, at the outset of the First World War, teenaged Joseph repeatedly tried to enlist in the Navy.  Turned down because of his age, he was not able to enlist until after the end of the war.

Gary Woolcombe: Gary Woolcombe is a British light middleweight boxer managed by Frank Maloney.  He was born in Lewisham on 4 August 1982.  He won the vacant British light-middleweight title on 8 December 2007 after beating Marcus Portman at the Robin Park Centre in Wigan.  He lost the title on 18 April 2008 to Ryan Rhodes at York Hall, Bethnal Green after being knocked out in the ninth round.

Joe Visner: Joseph Paul Visner (born "Joseph Paul Vezina": September 27, 1859 – June 17, 1945) was a 19th-century Major League Baseball outfielder and catcher born in Minneapolis, Minnesota.  He played from 1885 to 1891, mostly in the American Association.  Visner also has the distinction of being one of the few Native Americans to play professionally in the years prior to the arrival of the much more famous Louis Sockalexis.

Johnny Buckley: Johnny Buckley is a legendary Irish boxing manager and promoter from Boston, Massachusetts mostly during the first half of the 20th century who has handled some of the most famous boxers in the world including 3 World Champions.  He guided Jack Sharkey, Lou Brouillard and Paul Pender to world boxing titles.  Buckley is a member of the World Boxing Hall of Fame.

Luis Cream: Luis Cream (born December 2, 1982) in Camden, New Jersey is a rising professional welterweight boxer managed by Chuck Diesel.  Diesel Fit Boxing Professional Sports Management and Consultant Services group out of Philadelphia, Pennsylvania.  He is the grandson of the former World Heavyweight boxing champion Jersey Joe Walcott, who later served as New Jersey Athletic Commissioner.

Paul Reinman: Paul J. Reinman ( ; born Joseph Paul Reinmann, ] ; 2 September 1910 – 27 September 1988) was an American comic book artist best known as one of Jack Kirby's frequent inkers during the period comics fans and historians call the Silver Age of Comic Books.  This included the first issues of "The Incredible Hulk" and "The X-Men".

Richard Joseph Paul: Richard Joseph Paul is a film and television actor.  Sometimes he is credited as Richard J. Paul, Richard Joe Paul, Richie Paul, or Rich Paul.

Blair Richardson: Blair Richardson (29 January 1941 – 6 March 1971) was a Canadian professional light middle/middle/light heavyweight boxer of the 1950s and 1960s who won the Maritime Middleweight Title, Canada middleweight title, and Commonwealth middleweight title, his professional fighting weight varied from 154 lb , i.e. middleweight to 167 lb , i.e. light heavyweight, he was managed by Jimmy Nemis, Johnny Buckley, Johnny Buckley Jr., and trained by Al Lacey, Charlie Pappas, and Johnny Sullo.  Richardson was an alumnus of Emerson College, Boston, Massachusetts where he gained bachelor and master of science degrees in speech (minors in sociology and theology), after his retirement from boxing, he taught speech and the finer points of boxing at Northeastern University, Boston, Massachusetts for two years before joining the faculty at Emerson College in 1970, he was also a member of the Fellowship of Christian Athletes, and several speech organizations, he died at New England Deaconess Hospital in Boston, Massachusetts following surgery for a brain tumor.

Johnny Buckley (Gaelic footballer): Johnny Buckley (31 July 1989) is a Gaelic footballer from Killarney, County Kerry.  He has played with Kerry at every level and plays with the Dr Crokes club.

Paul Danquah: Paul Danquah, born Joseph Paul Walcott (25 May 1925 – 13 August 2015), was a British film actor, known particularly for his role in the film version of "A Taste of Honey" (1961), later becoming a barrister and a bank consultant.  His father was the Ghanaian statesman J. B. Danquah.

Supporting paragraphs: Johnny Buckley Jack Sharkey
Answer: Jack Sharkey