College Park Skyhawks (2021–2023) After going undrafted in the
2020 NBA draft, Ellison signed his first professional contract with
BC Kolín of the Czech
National Basketball League on September 29, 2021. However, he didn't play for them because he joined the
College Park Skyhawks of the
NBA G League the next month. In 14 games, he averaged 10.5 points and 4.9 rebounds in 29.7 minutes per game (.505 FG%, .423 3FG%, .640 FT%). On December 25, 2021, Ellison signed a 10-day contract with the
Atlanta Hawks On September 16, 2022, Ellison signed with Atlanta, but was waived on October 9. On October 22, he re-signed with College Park.
Kauhajoen Karhu (2023) On August 28, 2023, Ellison signed with
Kauhajoen Karhu of the
Korisliiga. On October 30, 2023, Ellison joined the
Santa Cruz Warriors, but was waived on November 18 without playing for them. ==Career statistics==