Question: Roger Leonard was a professional boxer, from Palmer Park, Maryland, he is the older brother of which boxing legend, an American former professional boxer, motivational speaker, and occasional actor, best know as?
Context: Jackie Chavez (born June 1, 1983 in Albuquerque, New Mexico) is an American former professional boxer in the Super Bantamweight division.  She was the IFBA world Super Bantamweight champion, and considered by many to be one of women's boxing's future stars.  As far as it is known, she has no relation with Mexican boxing legend Julio César Chávez. Robert "Rocky" Balboa is the title character of the "Rocky" series.  The character was created by Sylvester Stallone, who also portrayed him in all seven "Rocky" films.  He is depicted as an everyman who started out by going the distance and overcoming obstacles that had occurred in his life and career as a professional boxer.  While he is loosely based on Chuck Wepner, a one-time boxer who fought Muhammad Ali and lost on a TKO in the 15th round, the inspiration for the name, iconography and fighting style came from boxing legend Rocky Marciano. Greg White (born 1959 in Mullens, West Virginia) is an American basketball coach best known, as the head coach at Marshall University and assistant coach for the UCLA Bruins.  He is also a well known motivational speaker on the speakers circuit in both the university and business world.  He has spoken to major corporations such as Mercedes, BMW, Subway, State Farm, Chevrolet, AT&T, Timken and Nisource to name a few.  On the college speakers circuit he has spoken at University of Alabama, Ohio State University, University of Kentucky, UCLA, Kansas State University, University of South Carolina, University of Louisville, Wake Forest University, University of Tennessee, University of Maryland, Iowa State University, Catholic University of America and University of Denver to name a few.  He graduated from the (now closed) Mullens High School in Mullens, WV and went on to play at NCAA Division I Marshall University, where he is a member of the school's Hall of Fame.  He was a record setting point guard, starting 113 consecutive games from 1977-81 and still holds numerous records at Marshall.  His legendary ball handling skills are world famous as he has traveled the globe performing as motivational speaker, exhibitionist and clinician.  His 115 wins as Marshall's head coach rank him as the 3rd winningest coach in Marshall Basketball history (29 coaches).  His teams amazed a 87-17 home record in Marshall's Cam Henderson Center.  Additionally, his teams at Marshall had a record setting 27 game home win streak and were 34-3 in home games against non conference teams beating foes like Wake Forest University, University of Georgia, University of Detroit and The University of Massachusetts.  In 2002, Greg's Marshall team lead all Division I basketball teams in 3 point field goal shooting percentage at 44% and he had 18 all conference players during his time as Marshall's head coach.  He had one player, Keith Veney, who hit 15 3's in a game which still stands as an NCAA record.  He has written several books with his most popular book being "The Winning Edge", a book about the importance of goal setting and time management.  In 2016, he published "Success: Attitude is Everything," a book focused on having a great attitude and strong mindset.  His basketball camps are the largest sports camps in the history of West Virginia at Marshall University and the University of Charleston attracting over 1000 per summer at their peak. Roger Leonard (born July 21, 1953) was a professional boxer from Palmer Park, Maryland.  He is the older brother of boxing legend Sugar Ray Leonard, who he introduced to boxing. Kaliesha West is a professional female boxer and the former 3 time WBO Female Bantamweight and IFBA super Bantamweight Boxing World Champion.  She is the first professional boxer in history, between both male and female, to become a World Champion from Inland, CA.  She was born on February 11, 1988, in South Haven, Michigan.  West currently resides in Moreno Valley California, a small suburb between Riverside and Palm Springs.  West is a Motivational Speaker and implements her courage on being a Women's Right's advocate for Women's Boxing.  She shares her passionate beliefs that equal opportunities for female fighters should be given to those who have worked hard, and accomplished the greatest of challenges in their profession whether male/female.  On September 18, 2010, West won the WBO title, becoming the first world boxing champion from the Inland Empire. (Between men and women) Her father, Juan West, is her boxing trainer and manager.  She was also a contestant on the CW reality show "Capture", she placed 4th out of 12 teams.  Currently, West is delivering her voice through social media networks, campaign, and protests across the United States in hopes to generate a following from those who believe in equal opportunities for women's boxing.  Some compare her representation in the sport of Women's Boxing to that of Billie Jean King. Roberto Garcia Cortez (born January 29, 1975), best known as Robert Garcia, is an American former professional boxer who competed from 1992 to 2001, and held the IBF junior lightweight title from 1998 to 1999.  He has since worked as a boxing trainer, and was voted Trainer of the Year by "The Ring" magazine in 2011, and by the Boxing Writers Association of America in 2012.  Garcia is the older brother of professional boxer Mikey Garcia, who himself is a former junior lightweight world champion. Ray Charles Leonard (born May 17, 1956), best known as "Sugar" Ray Leonard, is an American former professional boxer, motivational speaker, and occasional actor.  Often regarded as one of the greatest boxers of all time, he competed from 1977 to 1997, winning world titles in five weight divisions; the lineal championship in three weight divisions; as well as the undisputed welterweight title.  Leonard was part of "The Fabulous Four", a group of boxers who all fought each other throughout the 1980s, consisting of himself, Roberto Durán, Thomas Hearns and Marvin Hagler. Lucas Martin Matthysse (born September 27, 1982) is an Argentine professional boxer.  He held the WBC interim super lightweight title from 2012 to 2013, and has challenged twice for a world title in 2013 and 2015.  Matthysse is known for his aggressive pressure fighting style and formidable punching power.  His older brother is former professional boxer Walter Matthysse. Henry Bunch Bey or Henry Bunch, is a retired American amateur and professional boxer from Palmer Park, Maryland.  Bunch was a Light Middleweight All-Air Force champion and the runner-up at the U.S. Olympic Boxing Trials to become the alternate for the 1976 U.S. Olympic Boxing team.  Bunch was rated as high as the number two amateur boxer in the United States in the mid 1970s.  Bunch lost two controversial decisions to the Olympian Chuck Walker in 1976. Rafael Márquez Méndez (born 25 March 1975) is a Mexican former professional boxer who competed from 1995 to 2013.  He is a two-time world champion in two weight classes, having held the IBF bantamweight title from 2003 to 2007; and the WBC, "Ring" magazine, and lineal super bantamweight titles in 2007.  He also held the IBO bantamweight title from 2005 to 2007, and challenged once for WBO featherweight title in 2011.  Márquez was known for his formidable knockout power and relentless pressure fighting style.  His older brother Juan Manuel Márquez is also a professional boxer and multiple-time world champion.
Answer: "Sugar" Ray Leonard