Quinn Alexander Cook (born March 23, 1993) is an American professional basketball player for the Santa Cruz Warriors of the NBA G League, on a two-way contract with the Golden State Warriors of the National Basketball Association (NBA). He played college basketball for Duke University  and was one of the top rated basketball recruits in the class of 2011.
High school career
Cook started his high school career at DeMatha Catholic High School in Hyattsville, Maryland. Cook played his freshman,  sophomore,  and junior,  seasons at DeMatha. During Cook's career at DeMatha, the Stags had an 85-18 record and finished as the number one ranked team in the state of Maryland during Cook's junior season.
During the summer prior to his senior season, Cook announced that he would be transferring to Oak Hill Academy in Mouth of Wilson, Virginia.  Cook followed in the footsteps of Oak Hill Academy's great tradition of point guards, which includes William Avery, Steve Blake, Brandon Jennings, Ty Lawson, Rajon Rondo, Nolan Smith, Rod Strickland, and Marcus Williams.
Following his junior season, Cook was named the Washington Post All-Met Player of the Year, becoming the first junior in 30 years to receive the award and was the only junior to be named 2010 All-Met first team.  Cook was also named to the Washington Post 2009 All-Met third team, the only sophomore to be listed among the ‘09 All-Met teams. 
|Name||Hometown||High school / college||Height||Weight||Commit date|
| Quinn Cook |
|Washington D.C.||Oak Hill Academy||6 ft 0 in (1.83 m)||180 lb (82 kg)||Nov 4, 2010|
|Recruiting star ratings: Scout: Rivals: 247Sports: N/A ESPN grade: 96|
Cook signed his letter of intent to play basketball at Duke on November 4, 2010, his announcement was broadcast live on ESPNU.  He chose Duke over Villanova, UCLA, and North Carolina.  When asked why he decided to attend Duke, he stated, "The reason I chose Duke is because of Coach K."
Cook was a part of a five player recruiting class for Duke in 2011, which also included Austin Rivers, Alex Murphy, Marshall Plumlee and Michael Gbinije. Duke's 2011 class was the second best recruiting class in the entire country according to ESPNU. 
Although Duke traveled to China and Dubai during the summer prior to his freshman season, Cook was forced to sit out all four exhibition games due to a lingering knee injury that he suffered during the summer before his freshman year. Cook's debut in a Duke uniform was October 14, 2011 at Duke's annual Countdown to Craziness, he scored 7 points and passed for 2 assists in his first game as a Blue Devil.  Cook's career high during his freshman season was 14 points, which came against UNC Greensboro on December 19, 2011. 
Canton Charge and Dallas Mavericks (2015–2017)
After going undrafted in the 2015 NBA draft, Cook joined the Oklahoma City Thunder for the Orlando Summer League and the Cleveland Cavaliers for the Las Vegas Summer League.  In September 2015, he signed with the Cavaliers,  only to be waived by the team on October 24 after appearing in six preseason games.  On October 30, he was acquired by the Canton Charge of the NBA Development League as an affiliate player of the Cavaliers.  On November 14, he made his professional debut in a 106–99 loss to the Maine Red Claws, recording 15 points, one rebound, one assist and one steal in 36 minutes.  On February 5, 2016, he was named in the East All-Star team for the 2016 NBA D-League All-Star Game as a replacement for the injured DeAndre Liggins.  On April 11, he was named Rookie of the Year after averaging 19.6 points and 5.4 assists to go with 3.9 rebounds in 43 games while shooting 47 percent from the field and connecting on a team-high 86 three-pointers.  At the season's end, he was named to the All-NBA D-League Third Team and the All-Rookie Team. 
In July 2016, Cook joined the NBA D-League Select Team for the 2016 NBA Summer League. On September 24, 2016, he signed with the New Orleans Pelicans,  but was waived on October 22 after appearing in three preseason games.  On November 1, he was reacquired by the Canton Charge.  On February 18, 2017, he was named the MVP of the 2017 D-League All-Star Game at the Mercedes-Benz Superdome after recording an 18-point, 12-assist double-double. 
On February 26, 2017, Cook signed a 10-day contract with the Dallas Mavericks.  He made his NBA debut the following day, recording two points, two rebounds and two assists in 17 minutes off the bench, in a 96–89 win over the Miami Heat.  On March 7, 2017, he had his best game as a Maverick, scoring 10 points in a 122–111 win over the Los Angeles Lakers. 
On March 8, 2017, after his 10-day contract with the Mavericks expired, Cook returned to the Charge. 
New Orleans Pelicans (2017)
On March 19, 2017, Cook signed a 10-day contract with the New Orleans Pelicans.  He went on to sign a second 10-day contract on March 29,  and a rest-of-season contract on April 8.  On July 25, 2017, he was waived by the Pelicans. 
Golden State / Santa Cruz Warriors (2017–present)
Cook was signed by the Atlanta Hawks for training camp and was waived on October 13, 2017 as one of the team’s final preseason roster cuts.  He signed a two-way contract with the Golden State Warriors on October 17, 2017 and was recalled to the team on November 13, 2017.
NBA career statistics
|GP||Games played||GS||Games started||MPG||Minutes per game|
|FG%||Field goal percentage||3P%||3-point field goal percentage||FT%||Free throw percentage|
|RPG||Rebounds per game||APG||Assists per game||SPG||Steals per game|
|BPG||Blocks per game||PPG||Points per game||Bold||Career high|
National team career
Cook was named to the 2009–10 USA Basketball Men’s Developmental National Team on May 28, 2009. He was a member of the 2009 USA U16 National Team that posted a 5-0 mark, captured the 2009 FIBA Americas U16 Championship gold medal and qualified the U.S. for the 2010 FIBA Under-17 World Championship, he started all five games and averaged 15.6 points 3.6 rebounds and a team-high 5.0 assists per game. He was also a member of the 2010 USA U17 World Championship Team that posted a perfect 8-0 record and captured the gold medal. Cook started all eight games and averaged 7.5 points and 3.0 rebounds per game, while dishing out a tournament-leading 7.4 assists. 
On January 16, 2011, he was named to the 2011 USA Basketball Junior National Select Team which competed against a World Select Team in the annual Nike Hoop Summit.  Cook had 12 points and 3 assists in 16 minutes, and Team USA went on to beat the World Select Team 92-80. 
Cook's father, Ted Cook, was a noted entrepreneur.