Westbrook has represented the United States national team twice, winning gold medals in the 2010 FIBA World Championship and the 2012 Olympics.

Westbrook entered Leuzinger High School as a point guard who stood only 5 ft 8 in (1.73 m) tall and weighed only 140 pounds (64 kg), although he did have large (size 14) feet.

[14] After his height increased, contributing to him averaging more than 25 points per game and becoming a solid college basketball prospect, coach Ben Howland recruited him to play for the UCLA Bruins.

Westbrook helped lead the Thunder to the NBA Finals for the first time since the franchise relocated, but they would lose in five games to the Miami Heat.

[30] On April 25, 2013, in the second game of the series, Westbrook injured his right knee when Rockets guard Patrick Beverley collided with him in an attempt to steal the ball.

[39] After scoring 38 points in a 106–89 loss to the Portland Trail Blazers in the 2014–15 season opener, Westbrook suffered a small fracture of the second metacarpal in his right hand the following game against the Los Angeles Clippers.

[44] On February 27, in a loss to the Portland Trail Blazers, Westbrook recorded 40 points, 13 rebounds and 11 assists to become the first player to have three straight triple-doubles since LeBron James did so in 2009.

He recorded 31 points, eight rebounds, five assists and five steals in 22 minutes, and became the first player in All-Star history to win consecutive MVPs outright.

In the Western Conference Finals, they faced the defending champion Golden State Warriors, taking home court advantage after stealing Game 1 of the series on the road.

Playing alongside new All-Star teammates Paul George and Carmelo Anthony, Westbrook had 21 points, 10 rebounds and 16 assists in a 105–84 win.

[79] On April 9, Westbrook recorded his 25th triple-double of the season with 23 points, 18 rebounds and 13 assists in a 115–93 win over the Miami Heat, helping the Thunder clinch a playoff spot.

[89] On February 11, Westbrook broke Wilt Chamberlain's record for consecutive triple-doubles after tallying 21 points, 14 rebounds and 11 assists in a 120–111 win over the Portland Trail Blazers.

In addition to increasing his triple-double streak, Westbrook surpassed Gary Payton (18,207 points) as the career scoring leader in franchise history.

The move reunited Westbrook with former Thunder teammate James Harden; the two players both expressed mutual interest and enthusiasm in playing together at this stage in their careers.

[100] Westbrook made his Rockets debut in a 117–111 loss against the Milwaukee Bucks on October 24, 2019, leading the team with 24 points, 16 rebounds and seven assists in 33 minutes of play.

[102] On January 9, 2020, Westbrook made his return to Oklahoma City for the first time as a visitor, scoring 34 points, grabbing 2 rebounds, and passing for 5 assists on 14-of-26 shooting from the field in a 113–92 loss.

[107] On December 2, 2020, amidst rumors that he and Harden were unhappy and wanted out from the Rockets,[108] Westbrook was traded to the Washington Wizards for John Wall and a 2023 lottery-protected first-round draft pick.

[61][111] On March 30, 2021, Westbrook became the first player since Magic Johnson in 1988 to record a 30–10–20 triple-double with 35 points, a then-season-high 21 assists, plus14 rebounds, in a 132–124 win over the Indiana Pacers.

[113] On May 4, Westbrook clinched his fourth season averaging a triple-double after tallying 14 points, a career-high 21 rebounds, and a new season-high 24 assists in a 154–141 win against the Pacers.

[120] On August 6, 2021, Westbrook was traded to the Los Angeles Lakers for Kentavious Caldwell-Pope, Kyle Kuzma, Montrezl Harrell and the draft rights to Isaiah Jackson.

[123][61] On October 19, Westbrook made his Lakers debut, putting up eight points on 4-of-12 shooting from the field, five rebounds and three assists in a 121–114 loss to the Golden State Warriors.

[129] On January 19, he was benched by Lakers head coach Frank Vogel in the final four minutes of a home loss against the Indiana Pacers.

Sure, when Westbrook arrived in Los Angeles, which happens to be his home town, for training camp in September of last year, the veteran point guard was coming off of an impressive season with the Washington Wizards.

After 20 seasons of watching James in the NBA, one formula has remained battle-tested and proven: surround him with shooters to space the floor, a few enthusiastic and hard-nosed defenders, and he will handle the rest.

[143]On December 9, Westbrook recorded his first career triple-double off the bench with 12 points, 11 rebounds, 11 assists and four steals in a 133–122 overtime loss to the Philadelphia 76ers.

[156] On February 24, Westbrook made his Clippers debut, putting up 17 points and 14 assists in a 176–175 double overtime loss to the Sacramento Kings.

[170] On April 9, Westbrook recorded his first triple-double as a member of the Los Angeles Clippers with 16 points, 15 rebounds and 15 assists in a 105–92 win over the Phoenix Suns.

[172] On July 18, 2024, Westbrook, alongside the draft rights to Balša Koprivica, a second-round pick swap and cash considerations, was traded to the Utah Jazz in exchange for Kris Dunn in a sign-and-trade.

[175] On November 6, 2024, Westbrook scored 29 points, along with six rebounds and six assists on 10-of-15 shooting from the field and 3-of-4 from three in a 124–122 win over his former team, the Oklahoma City Thunder.

[210] In 2016, he launched the unisex streetwear brand Honor the Gift,[211][212] which pays tribute to his years growing up in Hawthorne and Los Angeles.