Memphis Hustle (2018) After going undrafted in the
2018 NBA draft, Goodwin signed with the
Memphis Grizzlies for the
2018 NBA Summer League. On September 4, he joined the Grizzlies for training camp. He was waived on October 13, as one of the final roster cuts before opening night. Goodwin was subsequently added to the roster of the Grizzlies'
NBA G League affiliate, the
Memphis Hustle. In nine appearances with the Hustle, Goodwin averaged 23.4 points, 5.3 rebounds and 4 assists per game.
Denver Nuggets (2018–2019) On November 29, 2018, Goodwin was signed by the
Denver Nuggets. The Nuggets were granted an injury hardship relief exception from the NBA, allowing them to add Goodwin to their otherwise full roster. He was waived on December 10, without appearing in any games. On December 13, 2018, the
Memphis Hustle announced that Goodwin had returned to their team. Three days later the Nuggets re-signed Goodwin to a
two-way contract.
Atlanta Hawks (2019–2021) On August 6, 2019, Goodwin signed a
two-way contract with the
Atlanta Hawks. On February 12, 2020, the
Atlanta Hawks announced that they had re-signed Goodwin to a multi-year contract. Goodwin missed the
2021 NBA playoffs due to a respiratory condition. On October 3, 2021, with his season having ended early, Goodwin reported severe fatigue coupled with extreme back pain, and a formal diagnosis of blood clots followed. Goodwin initially blamed a COVID vaccination for his condition but later indicated he wasn't sure.
Westchester Knicks (2021) On October 14, Goodwin was signed by the
New York Knicks, who waived him the next day. In October 2021, he joined the
Westchester Knicks as an affiliate player. He averaged 15.3 points, 5.1 rebounds, 7.0 assists and 1.9 steals per game. On January 9, 2022, his deal was converted to a two-way contract.
Return to Westchester (2023–2024) On October 19, 2023, Goodwin signed with the
New York Knicks, but was waived two days later. On November 9, 2023, Goodwin was named to the opening night roster for the
Westchester Knicks. On March 27, 2024, he reached a buyout with Westchester.
Cangrejeros de Santurce (2024) On March 5, 2024, Goodwin signed with the
Cangrejeros de Santurce of the
Baloncesto Superior Nacional.
Gigantes de Carolina (2024) On April 19, 2024, Goodwin was acquired by the
Gigantes de Carolina of the
Baloncesto Superior Nacional after being let go by Santurce. ==NBA career statistics==