Denver Nuggets (2017–2022) Morris was selected in the second round, 51st pick overall by the
Denver Nuggets in the
2017 NBA draft. Following the
Summer League he signed a
two-way contract with the Nuggets. Under the terms of the deal he would split time between the Nuggets and a G League team that would be best designated for him. For Morris, he was assigned to the
Rio Grande Valley Vipers of the
NBA G League on October 23, 2017. On December 12, 2017, Morris made his NBA debut against the
Detroit Pistons. He recorded an assist in three minutes of action. In three games with the Nuggets, he averaged 3.3 points per game. Morris averaged 18.0 points, 4.5 rebounds, and 6.6 assists per game with Rio Grande Valley. On December 29, 2020, Morris scored a career-high 24 points in a 125–115 loss to the
Sacramento Kings. On February 16, 2022, Morris scored 13 points, including a game-winning three-point shot as time expired, in a 117–116 win over the
Golden State Warriors.
Washington Wizards (2022–2023) On July 6, 2022, Morris was traded, alongside
Will Barton, to the
Washington Wizards in exchange for
Kentavious Caldwell-Pope and
Ish Smith. Morris made his Wizards debut on October 19, recording seven points, six rebounds, six assists and two steals in a 114–107 win over the
Indiana Pacers.
Detroit Pistons (2023–2024) On July 6, 2023, Morris was traded to the
Detroit Pistons in exchange for a future second-round pick. Due to a lengthy recovery from a quadriceps injury to begin the 2023–24 season, Morris played in just six games for the Pistons before being dealt away at the NBA trade deadline.
Minnesota Timberwolves (2024) On February 8, 2024, Morris was traded to the
Minnesota Timberwolves in exchange for
Troy Brown Jr.,
Shake Milton and a 2030 second-round pick.
Phoenix Suns (2024–2025) On July 5, 2024, Morris signed with the
Phoenix Suns. He made 45 appearances for the Suns during the
2024–25 NBA season, averaging 5.2 points, 1.5 rebounds, and 1.6 assists.
Indiana Pacers (2025) On September 23, 2025, Morris agreed to a contract with the
Indiana Pacers. However, two days later it was announced that the team would not sign Morris due to a calf strain. On November 6, Morris officially signed with the Pacers following the release of
Mac McClung. Morris was waived by the Pacers on November 20.
Olympiacos (2025–present) On December 10, 2025, Morris signed with
Olympiacos of the
Greek Basketball League (GBL) and the
EuroLeague until the end of the season.{{Cite web |date=2025-12-10 |title=Monte Morris joins Olympiacos ==National team career==