Kenneth Leon "Kenny" King (born March 7, 1957) is a former American football running back who played seven seasons in the National Football League, mainly with the Oakland/Los Angeles Raiders.
 He was a starter for the Raiders in Super Bowl XV and Super Bowl XVIII.
John Frederick "Jack" Maitland (born February 8, 1948) is a former American football running back in the National Football League in the 1970s and earned a Super Bowl ring.
 He attended Upper St. Clair High School near Pittsburgh, then Williams College.
 His pro-career was spent with both the Baltimore Colts and the New England Patriots.
 He played in and won Super Bowl V with the Colts.
James Calvin White (born February 3, 1992) is an American football running back for the New England Patriots of the National Football League (NFL).
 He played college football at Wisconsin and was drafted by the Patriots in the fourth round of the 2014 NFL Draft.
 In Super Bowl LI, he scored three touchdowns, including the game-winning score in overtime.
 He set Super Bowl records for receptions with 14 and points scored with 20, including the first points ever scored in overtime in a Super Bowl.
Richard James Watters (born April 7, 1969) is a former American football running back who played for the San Francisco 49ers, Philadelphia Eagles, and the Seattle Seahawks of the National Football League.
 Watters played college football at the University of Notre Dame where he played wide receiver on the school's 1988 national champion team.
 He also won a Super Bowl as a member of the 1994 San Francisco 49ers.
 Watters was known throughout his playing career for his outstanding receiving skills and his unique high-step running style, which earned him the nickname Ricky "Running" Watters, from ESPN sportcaster Chris Berman.
Super Bowl XXXVII was an American football game between the American Football Conference (AFC) champion Oakland Raiders and the National Football Conference (NFC) champion Tampa Bay Buccaneers to decide the National Football League (NFL) champion for the 2002 season.
 The Buccaneers defeated the Raiders by the score of 48–21, tied with Super Bowl XXXV for the seventh largest Super Bowl margin of victory, and winning their first ever Super Bowl.
 The game, played on January 26, 2003 at Qualcomm Stadium in San Diego, California, was the sixth Super Bowl to be held a week after the conference championship games (XVII, XXV, XXVIII, XXXIV, and XXXVI).
 It was also the last Super Bowl played in the month of January.
 Super Bowl XXXVI was the first to be played in February, due to the NFL postponing games for a week after the September 11 attacks.
 Starting with Super Bowl XXXVIII in 2004, the Super Bowl has been permanently played in February.
 This was the last Super Bowl until Super Bowl 50 to take place in California.
Samuel Charles Havrilak (born December 13, 1947) is a former American football running back who played in the National Football League (NFL) from 1969 to 1974.
 He attended Monessen High School near Pittsburgh.
 Havrilak earned a Super Bowl ring in January 1971 at Super Bowl V.
 Havrilak owns the distinction of being the first player in NFL history to complete a pass, catch a pass and take a handoff in a Super Bowl .
Mewelde Jaem Cadere Moore (born July 24, 1982) is a former American football running back.
 He was originally drafted by the Minnesota Vikings in the fourth round of the 2004 NFL Draft.
 Moore also played with the Pittsburgh Steelers, winning a Super Bowl ring over the Arizona Cardinals in Super Bowl XLIII.
 He played college football at Tulane, just down the road from his hometown of Baton Rouge, LA where he was a standout performer at Belaire High School.
Robert John Riggins (born August 4, 1949), nicknamed "The Diesel" and "Riggo", is a former American football running back who played professionally in the National Football League (NFL) for the New York Jets and Washington Redskins.
 He was known for his powerful running style and productivity well into the latter years of his career; in 1983 at age 34, he rushed for an NFL single-season record 24 touchdowns, and again led the league in rushing touchdowns the following season at age 35.
 Although he had only one Pro Bowl appearance in his career, Riggins had his greatest success in the postseason, and was named the Most Valuable Player of Super Bowl XVII.
 Riggins was inducted into the Pro Football Hall of Fame in 1992.
The Super Bowl ring is an award in the National Football League given to the winners of the league's annual championship game, the Super Bowl.
 Since only one Vince Lombardi Trophy is awarded to the team (ownership) itself, the Super Bowl ring offers a collectible memento for the actual players and team members to keep for themselves to symbolize the victory.
Jerry Markbreit (born March 23, 1935) is a former American football referee in the National Football League (NFL) for 23 seasons and became one of the most recognizable referees in the game.
 Markbreit officiated football games for 43 seasons.
 From 1965 to 1975, Markbreit officiated college football games in the Big Ten Conference.
 He then joined the NFL in 1976 as a line judge before being promoted to the head referee position in just his second year.
 His uniform number in the league was 9, which is now worn by Mark Perlman.
 Until he retired from the NFL after the 1998 season, Markbreit officiated in two wild card (1991 and 1994), ten divisional (1979, 1981, 1982, 1985, 1986, 1987, 1988, 1995, 1997, and 1998), eight conference championship (1980, 1983, 1984, 1989, 1990, 1992, 1993, and 1996) playoff games, one Pro Bowl (1978), and four Super Bowls: Super Bowl XVII, Super Bowl XXI, Super Bowl XXVI, and Super Bowl XXIX and was an alternate in Super Bowl XIX, Super Bowl XXII, and Super Bowl XXVIII.
 To date, he is the only NFL head referee to officiate four Super Bowl games.

Question: John Maitland is a former American football running back, who earned what award that is given to winners of the Super Bowl?
Answer: Super Bowl ring