1999 in sports describes the year's events in world sport.

Alpine skiing Alpine Skiing World Cup Men's overall season champion: Lasse Kjus, Norway Women's overall season champion: Alexandra Meissnitzer, Austria

American football Super Bowl XXXIII – the Denver Broncos (AFC) won 34–19 over the Atlanta Falcons (NFC) Location: Pro Player Stadium Attendance: 74,803 MVP: John Elway, QB (Denver) April 17 – Quarterback Tim Couch was selected by the Cleveland Browns with the first overall pick in the 1999 NFL draft. St. Louis Rams quarterback Kurt Warner named NFL MVP St. Louis Rams Head coach Dick Vermeil named NFL Coach of the Year Indianapolis Colts running back Edgerrin James named NFL Rookie of the Year Fiesta Bowl (1998 season): The Tennessee Volunteers claimed the first ever BCS National Championship 23–16 over the Florida State Seminoles November 1 – death of Walter Payton (45), Chicago Bears running back

Artistic gymnastics 1999 World Artistic Gymnastics Championships – held in Tianjin, China Women's team champions: Romania Women's all-around champion: Maria Olaru, Romania Women's vault champion: Elena Zamolodchikova, Russian Federation Women's floor exercise champion: Andreea Răducan, Romania Women's uneven bars champion: Svetlana Khorkina, Russian Federation Women's balance beam champion: Ling Jie, China Men's team champions: China Men's all-around champion: Nikolai Kryukov, Russian Federation Men's horizontal bar champion: Jesús Carballo, Spain Men's parallel bars champion: Lee Joo-hyung, South Korea Men's pommel horse champion: Alexei Nemov, Russian Federation Men's floor exercise champion: Alexei Nemov, Russian Federation Men's still rings champion: Dong Zhen, China Men's vault champion: Li Xiaopeng, China

Association football Champions League – Manchester United F.C. defeated FC Bayern Munich 2 – 1 to win the treble having already won the English premiership and FA Cup. UEFA Cup – Parma F.C. defeated Olympique Marseille 3–0 Copa Libertadores – Palmeiras defeated Deportivo Cali 4–3 after penalties Asian Club Championship – Júbilo Iwata defeated Esteghlal 2–1 CAF Champions League – Raja Casablanca defeated Espérance 4–3 after penalties FIFA Women's World Cup – USA defeated China 5–4 after penalties.

Athletics August – 1999 World Championships in Athletics held at Seville Hicham El Guerrouj set a new world record for the mile. He recorded a time of 3:43.13, barely edging out Noah Ngeny who recorded 3:43.40. Michael Johnson set a new world record in the 400 metres in 43.18.

Baseball May 10 – The Boston Red Sox defeated the Seattle Mariners, 12–4, as shortstop Nomar Garciaparra hit three home runs, including two grand slams; one in the first inning, and one in the eighth. Nomar was the 9th in MLB history (the first since Robin Ventura in 1995) to hit two grand slams in the same game, and the first Red Sox player to accomplish the feat since Jim Tabor in 1939. July 18 – David Cone pitched a perfect game, the 16th in history, as the Yankees defeated the Montreal Expos, 6–0, to celebrate Yogi Berra Day. Texas Rangers Catcher Iván Rodríguez named AL MVP Atlanta Braves 3B Chipper Jones named NL MVP Kansas City Royals OF Carlos Beltrán named AL Rookie of the Year Cincinnati Reds Pitcher Scott Williamson named NL Rookie of the Year World Series – New York Yankees won 4 games to 0 over the Atlanta Braves. The series MVP: Mariano Rivera, New York Miami Hurricanes defeated Florida State Seminoles in the College World Series

Basketball 1999 NBA Finals – the San Antonio Spurs defeated the New York Knicks, 4 games to 1, to win the franchise's first championship. The Spurs also became the first former ABA team to win an NBA title, while the Knicks were the first number eight seed in NBA history to make it to the NBA Finals. This season also marked the beginning of both the Spurs dynasty and the Tim Duncan era, who would win 4 more championships in the next 15 years. Utah Jazz forward Karl Malone named NBA MVP for the second time in his career Toronto Raptors guard/forward Vince Carter named NBA Rookie of the Year NCAA Men's Basketball Championship – Connecticut won 77–74 over Duke Duke Blue Devils forward Elton Brand named Naismith College Player of the Year & John R. Wooden Award WNBA Finals – The Houston Comets defeated the New York Liberty, 2 games to 1, to win their third title in a row. National Basketball League (Australia) Finals: Adelaide 36ers defeated the Victoria Titans 2–1 in the best–of–three final series.

Boxing July 31 to August 8 – Pan American Games held at Winnipeg August 20 to 27 – 1999 World Amateur Boxing Championships held at Houston September 18 – The Fight of the Millennium: Félix Trinidad defeated Oscar De La Hoya by split 12-round decision to unify the IBF and WBC's world Welterweight championships.

Canadian football Grey Cup – Hamilton Tiger-Cats won 32–21 over the Calgary Stampeders Vanier Cup – Laval Rouge et Or won 14–10 over the Saint Mary's Huskies

Cricket Cricket World Cup Final: Australia defeated Pakistan by eight wickets Playing for Himachal Pradesh against Jammu and Kashmir in the Ranji Trophy, Rajiv Nayyar became the first and only player in first-class cricket history to bat for over 1,000 minutes in an innings, and scored 271 in 1,015 minutes.

Curling World Curling Championships – Men: Scotland won 6–5 over Canada Women: Sweden won 8–5 over USA

Cycling Giro d'Italia won by Ivan Gotti of Italy Tour de France – Lance Armstrong of the United States UCI Road World Championships – Men's road race – Óscar Freire of Spain

Dogsled racing Iditarod Trail Sled Dog Race Champion – Doug Swingley with lead dogs: Stormy, Cola & Elmer

Field hockey Men's Champions Trophy: Australia Women's Champions Trophy: Australia

Figure skating World Figure Skating Championship – Men's champion: Alexei Yagudin, Russia Ladies' champion: Maria Butyrskaya, Russia Pairs' champions: Yelena Berezhnaya & Anton Sikharulidze, Russia Ice dancing champions: Anjelika Krylova & Oleg Ovsyannikov, Russia European Figure Skating Championships – Men's champion: Alexei Yagudin, Russia Ladies' champion: Maria Butyrskaya, Russia Pairs' champions: Maria Petrova & Alexei Tikhonov, Russia Ice dancing champions: Anjelika Krylova & Oleg Ovsyannikov, Russia

Floorball Women's World Floorball Championships Champion: Finland European Cup Men's champion: Warberg IC Women's champion: Tapanilan Erä

Gaelic Athletic Association Camogie All–Ireland Camogie Champion: Tipperary National Camogie League: Cork Gaelic football All-Ireland Senior Football Championship – Meath 1–11 defeated Cork 1–8 National Football League – Cork 0–12 defeated Dublin 1–7 Ladies' Gaelic football All–Ireland Senior Football Champion: Mayo National Football League: Monaghan Hurling All-Ireland Senior Hurling Championship – Cork 0–13 defeated Kilkenny 0–12 National Hurling League – Tipperary 1-14 defeated Galway 1–10

Golf October 25 – death of Payne Stewart (42) in an air accident Men's professional Masters Tournament – José María Olazábal U.S. Open – Payne Stewart British Open – Paul Lawrie. This Open is also remembered for the epic collapse of French golfer Jean van de Velde, who threw away a three–shot lead on the final hole, finding himself in a playoff which Lawrie won. PGA Championship – Tiger Woods PGA Tour money leader – Tiger Woods – $6,616,585 PGA Tour Player of the Year – Tiger Woods PGA Tour Rookie of the Year – Carlos Franco Senior PGA Tour money leader – Bruce Fleisher – $2,515,705 Ryder Cup – United States won 14½ to 13½ over Europe in team golf. Men's amateur British Amateur – Graeme Storm U.S. Amateur – David Gossett European Amateur – Grégory Havret Women's professional Nabisco Dinah Shore – Dottie Pepper LPGA Championship – Juli Inkster U.S. Women's Open – Juli Inkster Classique du Maurier – Karrie Webb LPGA Tour money leader – Karrie Webb – $1,591,959

Handball 1999 World Men's Handball Championship – won by Sweden 1999 World Women's Handball Championship – won by Norway

Harness racing North America Cup – The Panderosa United States Pacing Triple Crown races – Cane Pace – Blissful Hall Little Brown Jug – Blissful Hall Messenger Stakes – Blissful Hall United States Trotting Triple Crown races – Hambletonian – Self Possessed Yonkers Trot – CR Renegade Kentucky Futurity – Self Possessed Australian Inter Dominion Harness Racing Championship – Pacers: Sir Vancelot Trotters: Special Force

Horse racing Steeplechases Cheltenham Gold Cup – See More Business Grand National – Bobbyjo Flat races Australia – Melbourne Cup won by Rogan Josh Canada – Queen's Plate won by Woodcarver Dubai – Dubai World Cup won by Almutawakel France – Prix de l'Arc de Triomphe won by Montjeu Ireland – Irish Derby Stakes won by Montjeu Japan – Japan Cup won by Special Week English Triple Crown races: 2000 Guineas Stakes – Island Sands The Derby – Oath St Leger Stakes – Mutafaweq United States Triple Crown races: Kentucky Derby – Charismatic Preakness Stakes – Charismatic Belmont Stakes – Lemon Drop Kid Breeders' Cup World Thoroughbred Championships: Breeders' Cup Classic – Cat Thief Breeders' Cup Distaff – Beautiful Pleasure Breeders' Cup Filly & Mare Turf – Soaring Softly (inaugural running of this race) Breeders' Cup Juvenile – Anees Breeders' Cup Juvenile Fillies – Cash Run Breeders' Cup Mile – Silic Breeders' Cup Sprint – Artax Breeders' Cup Turf – Daylami

Ice hockey February 13: Last ice hockey game played at the historic Maple Leaf Gardens in Toronto, the game was a 6–2 loss for the Toronto Maple Leafs to Chicago Blackhawks. Wayne Gretzky played his last NHL game on April 18, 1999, at Madison Square Garden where the New York Rangers lost 2–1 in overtime to the Pittsburgh Penguins Art Ross Trophy as the NHL's leading scorer during the regular season: Jaromir Jagr, Pittsburgh Penguins Hart Memorial Trophy for the NHL's Most Valuable Player: Jaromir Jagr – Pittsburgh Penguins Stanley Cup – Dallas Stars defeated the Buffalo Sabres 4 games to 2, Conn Smythe Trophy – Joe Nieuwendyk. The Stars became the first team from the Southern United States to win the Cup. World Hockey Championship Men's champion: Czech Republic defeated Finland Junior Men's champion: Russia defeated Canada Women's champion: Canada defeated the United States NCAA men's ice hockey championship – University of Maine Black Bears defeated University of New Hampshire Wildcats 3–2 in overtime

Lacrosse Major League Lacrosse (MLL) was founded by Jake Steinfeld, Dave Morrow and Tim Robertson. The Toronto Rock beat the Rochester Knighthawks 13–10 and won the National Lacrosse League Championship. The Victoria Shamrocks won the Mann Cup. The Edmonton Miners won the Founders Cup. The Whitby Warriors won the Minto Cup.

Mixed martial arts The following is a list of major noteworthy MMA events during 1999 in chronological order.

|align=center style="border-style: none none solid solid; background: #e3e3e3"|Date |align=center style="border-style: none none solid solid; background: #e3e3e3"|Event |align=center style="border-style: none none solid solid; background: #e3e3e3"|Alternate name/s |align=center style="border-style: none none solid solid; background: #e3e3e3"|Location |align=center style="border-style: none none solid solid; background: #e3e3e3"|Attendance |align=center style="border-style: none none solid solid; background: #e3e3e3"|PPV buyrate |align=center style="border-style: none none solid solid; background: #e3e3e3"|Notes |-align=center |January 8 |UFC 18: The Road to the Heavyweight Title | | New Orleans, Louisiana, United States

|-align=center |March 5 |UFC 19: Ultimate Young Guns | | Bay St. Louis, Mississippi, United States

|-align=center |April 29 |Pride 5 | | Nagoya, Japan

|-align=center |May 7 |UFC 20: Battle for the Gold | | Birmingham, Alabama, United States