William Norman Barton III (born January 6, 1991) is an American former professional basketball player who currently serves as an assistant coach for the Iowa Wolves of the NBA G League. He played college basketball for Memphis Tigers, earning Conference USA Men's Basketball Player of the Year honors in 2012. He was selected 40th overall in the 2012 NBA draft by the Portland Trail Blazers and played for the Idaho Stampede of the NBA G League before being traded to the Denver Nuggets in 2015, where he eventually became their franchise leader in three-pointers made. He has also played for the Washington Wizards and the Toronto Raptors.
Barton was invited to play in the Jordan Brand Classic in 2010.
On February 26, 2014, Barton recorded a season-high 20 points and a career-high 11 rebounds in 124–80 win over the Brooklyn Nets. Notebook: Trail Blazers 124, Nets 80 In a televised interview following the game, when asked by a reporter about a spontaneous "Will Barton" chant that had broken out late in the contest, the guard replied, "I like to think I'm the people's champ," thereby instantly giving birth to a new nickname and a Trail Blazers meme. He went on to record 17 points and six rebounds on May 12 to help Portland win Game 4 of their semi-final match-up against the San Antonio Spurs.
On August 7, 2015, Barton re-signed with the Nuggets. On November 13, 2015, he scored a career-high 26 points in a 107–98 win over the Houston Rockets. Gallinari's scores 27 points, Nuggets top Rockets 107-98 He topped that mark on December 20 with 32 points against the New Orleans Pelicans. Davis leads Pelicans to 130-125 win over Nuggets Barton's strong pre-Christmas play earned him recognition as a possible contender for the 2015–16 Sixth Man of the Year award. NBA AM: Barton Making Case For Sixth Man Honors Over the Nuggets' first 29 games of the season, Barton averaged 15.7 points, 6.1 rebounds, 2.3 assists and 1.1 steals in 29.0 minutes per game off the bench. Will Barton 2015-16 Game Log
Barton appeared in just six of the Nuggets' first 18 games of the 2016–17 season. He played in the first three games before missing the next nine after spraining his left ankle. He then returned for three before missing another for personal reasons, and then a further two with another left ankle complaint. On January 17, 2017, he had season highs of 26 points and eight assists in a 127–121 win over the Los Angeles Lakers. On February 6, 2017, he scored a then season-high 31 points and hit five three-pointers in a 110–87 win over the Dallas Mavericks. On March 13, 2017, in a 129–101 win over the Los Angeles Lakers, Barton scored 22 points and went 3 of 4 behind the arc and 6 of 9 overall in his most productive outing since the All-Star break. Prior to the game against the Lakers, Barton had made just five of his previous 21 three-point tries. On March 16, 2017, he scored a career-high 35 points in a 129–114 win over the Los Angeles Clippers.
On November 11, 2017, Barton had season highs with 26 points and nine rebounds in a 125–107 win over the Orlando Magic. On November 30, 2017, Barton capped a career-high 37 points with a driving layup with 3.2 seconds left to lift the Nuggets to a 111–110 win over the Chicago Bulls. On February 3, 2018, he scored a team-high 25 points in a 115–108 win over the Golden State Warriors.
On July 9, 2018, Barton re-signed with the Nuggets. On October 20, 2018, in just the second game of the season, Barton injured his right hip on a reverse layup in the third quarter of Denver's 119–91 win over the Phoenix Suns. He was subsequently ruled out for five to six weeks after undergoing surgery on October 23. He missed longer than expected, returning to action on January 12, 2019, against the Suns after missing 38 games; in 16 minutes, he scored six points on 2-of-10 shooting. On February 28, he recorded 21 points and 13 rebounds in a 111–104 loss to the Utah Jazz.
On March 4, 2022, Barton made his 769th three-pointer with the Nuggets in a 116–101 victory over the Houston Rockets, surpassing J. R. Smith as the franchise's all-time leader in made three-pointers. On April 16, during Game 1 of the first round of the playoffs, Barton logged 24 points and five assists in a 123–107 loss to the Golden State Warriors.
On January 29, 2024, Barton signed with CSKA Moscow of the VTB United League, but on February 20, he left the team before playing for them.
On April 24, 2025, Barton announced his retirement from professional basketball.
| style="text-align:left;"| Denver | 28 || 0 || 24.4 || .443 || .284 || .810 || 4.6 || 1.9 || 1.2 || .5 || 11.0 |- | style="text-align:left;"| | style="text-align:left;"| Denver | style="background:#cfecec;"| 82* || 1 || 28.7 || .432 || .345 || .806 || 5.8 || 2.5 || .9 || .5 || 14.4 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 60 || 19 || 28.4 || .442 || .370 || .753 || 4.3 || 3.4 || .8 || .5 || 13.7 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 81 || 40 || 33.1 || .452 || .370 || .805 || 5.0 || 4.1 || 1.0 || .6 || 15.7 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 43 || 38 || 27.7 || .402 || .342 || .770 || 4.6 || 2.9 || .4 || .5 || 11.5 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 58 || 58 || 33.0 || .450 || .375 || .767 || 6.3 || 3.7 || 1.1 || .5 || 15.1 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 56 || 52 || 31.0 || .426 || .381 || .785 || 4.0 || 3.2 || .9 || .4 || 12.7 |- | style="text-align:left;"| | style="text-align:left;"| Denver | 71 || 71 || 32.1 || .438 || .365 || .803 || 4.8 || 3.9 || .8 || .4 || 14.7 |- | style="text-align:left;" rowspan=2| | style="text-align:left;"| Washington | 40 || 0 || 19.6 || .387 || .380 || .778 || 2.8 || 2.4 || .4 || .3 || 7.7 |-
| style="text-align:left;"| Toronto | 16 || 2 || 13.2 || .354 || .333 || 1.000 || 1.6 || 1.1 || .7 || .2 || 4.5 |- class="sortbottom" | style="text-align:center;" colspan="2"| Career | 679 || 286 || 25.2 || .430 || .355 || .787 || 4.1 || 2.7 || .7 || .4 || 11.2
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