Iwundu was recruited by coach Bruce Weber to Kansas State out of Westfield High School in Houston.

[1] He came in as a part of a heralded five-man 2013 recruiting class, but ultimately was the only player who stayed at K-State past two seasons.

[7] On March 26, 2021, Iwundu was traded, alongside James Johnson and a second-round draft pick, to the New Orleans Pelicans in exchange for JJ Redick and Nicolò Melli.

[8] On August 7, 2021, Iwundu was traded to the Charlotte Hornets[9] and was later waived prior to the start of the season.

[12] Iwundu was signed to the Portland Trail Blazers on September 23, 2022, on a training camp contract.