During his time suiting up for the Sonics, Paddio wore only jersey No. 21 and put up 3.9 points and 1.2 rebounds per game.

During his time suiting up for the SuperSonics, Brown wore only jersey No. 21 and put up 4.8 points and 1.6 rebounds per game ...

During his time with the Sonics, Pierce wore jersey No. 21, 25, and 22, and put up 18.5 points, 2.4 rebounds, 2.6 assists, ...

The Oklahoma City Thunder (and the Seattle Supersonics before them) have 51 jersey numbers worn by the players who have suited up for the franchise since its founding at the start of the 1967-68 ...