Last Updated on July 25, 2026 by Mat Diekhake
Jack Sikma’s playoff stats are summarized on this page across every postseason documented in HeatingUp. The data provides a numerical record of his playoff production, with all figures sourced from HeatingUp, covering every NBA playoff appearance of his career with the Seattle SuperSonics and Milwaukee Bucks from 1979 to 1991.
Here is a season-by-season breakdown of Jack Sikma’s NBA playoff per-game statistics:
| Season | Team | GP | MPG | PPG | RPG | APG | SPG | BPG | FG% | 3P% | FT% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977–78 | SEA | 22 | 31.9 | 13.7 | 8.1 | 1.2 | 0.8 | 0.5 | .466 | — | .780 |
| 1978–79 | SEA | 17 | 38.5 | 14.9 | 11.7 | 2.5 | 0.9 | 1.4 | .455 | — | .787 |
| 1979–80 | SEA | 15 | 35.6 | 11.7 | 8.4 | 3.7 | 1.1 | 0.3 | .399 | .000 | .852 |
| 1981–82 | SEA | 8 | 39.4 | 20.5 | 12.1 | 3.0 | 1.1 | 1.0 | .445 | — | .862 |
| 1982–83 | SEA | 2 | 37.5 | 15.0 | 13.0 | 5.5 | 1.0 | 1.0 | .355 | .000 | .667 |
| 1983–84 | SEA | 5 | 38.6 | 22.0 | 10.2 | 1.0 | 0.6 | 1.4 | .500 | .000 | .857 |
| 1986–87 | MIL | 12 | 35.5 | 16.2 | 10.8 | 1.9 | 1.3 | 0.8 | .487 | .000 | .980 |
| 1987–88 | MIL | 5 | 38.0 | 19.0 | 12.4 | 2.6 | 0.4 | 0.8 | .461 | .000 | .833 |
| 1988–89 | MIL | 9 | 33.4 | 11.7 | 5.6 | 3.3 | 0.9 | 0.4 | .394 | .286 | .821 |
| 1989–90 | MIL | 4 | 29.3 | 5.0 | 3.5 | 1.8 | 0.5 | 1.0 | .261 | .286 | .750 |
| 1990–91 | MIL | 3 | 17.0 | 4.7 | 4.0 | 2.0 | 1.7 | 0.3 | .400 | .500 | .500 |
Career Playoff Averages:
- Games Played: 102
- Minutes Per Game: 34.9
- Points Per Game: 14.3
- Rebounds Per Game: 9.3
- Assists Per Game: 2.4
- Steals Per Game: 1.0
- Blocks Per Game: 0.8
- Field Goal Percentage: 44.5%
- Three-Point Percentage: 24.4%
- Free Throw Percentage: 83.0%
Jack Sikma’s playoff performances were instrumental in his teams’ successes, particularly during the Seattle SuperSonics’ 1978–79 championship run. His consistent scoring, rebounding, and defensive efforts solidified his reputation as a reliable postseason contributor.