Cook is the son of Trent and Stephanie Cook and has an older brother, Trenton. He played for Chaminade College Preparatory School alongside Jayson Tatum. As a senior, the duo led the team to a state title, where Cook scored 17 points in the championship game. In 2015, Cook announced his intentions to attend the University of Iowa.
College career
He entered the starting lineup straight away during his freshman season but fractured his right index finger in November and missed seven games. He averaged 12.3 points and 5.3 rebounds per game on a team that reached the NIT. During his sophomore season he averaged 15.3 points and 6.8 rebounds per game. In March 2018, Cook submitted paperwork for early entry into the 2018 NBA draft but did not hire an agent. Cook scored 26 points as the Hawkeyes defeated Connecticut to win the 2K Classic tournament. He had another 26 as Iowa beat their rivals Iowa State. Cook missed a game against Northwestern on January 9, 2019 with a knee injury, though the team won without him. As a junior, Cook led Iowa to the NCAA Tournament and averaged 14.5 points and 7.6 rebounds per game. Tyler Cook declared for the NBA draft and hired a agent.
Professional career
Cleveland Cavaliers/Canton Charge (2019–present)
After going undrafted in the 2019 NBA draft, Cook signed a partially guaranteed contract with the Denver Nuggets. On August 13, 2019, Cook signed a two-way contract with the Nuggets. but Cook was later released by the Denver Nuggets on October 16, 2019 during training camp. Cook was later claimed-off waiver by the Cleveland Cavaliers on October 19. On January 3, 2020, the Cleveland Cavaliers announced that they had converted the Two-way contract with Cook to a standard NBA contract. On January 6, 2020, the Cleveland Cavaliers announced that they had waived Cook. On January 9, 2020, Cook was re-signed by the Cavaliers, and immediately assigned to the Charge. On January 20, 2020, the Cleveland Cavaliers announced that they had signed a second 10-day contract with Cook. Cook’s contract was not renewed when the second 10-day deal expired. He re-joined the Canton Charge.
On February 16, 2020, the Oklahoma City Blue announced that they had acquired Cook with a 1st-round draft pick and a second-round draft pick in 2020 NBA G League Draft from the Canton Charge in exchange of Vincent Edwards and two 2020 1st-round draft picks. On February 26, Cook registered 19 points, two rebounds, one assist, one steal and one block in a 128-115 win over the Northern Arizona Suns.
Denver Nuggets (2020–present)
On June 30, 2020, the Denver Nuggets announced that they had signed Cook to a two-way contract.
