How Jeff Williams's Win Percentage Compares to Similar Players

Jeff Williams posted a career Win Percentage of 80.0, well above the relief pitcher average of 49.61 — a mark that ranked among the best of his era. Across 4 seasons, the Win Percentage arc showed a promising start, with limited data making longer-term conclusions premature. With 4 seasons of data, the Win Percentage arc was above league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well above league norms across 4 seasons.

Jeff Williams Lifetime Win Percentage

Stats similar to Win Percentage for Jeff Williams
Jeff Williams
Win Percentage
Career80
Season Avg.80
162 Game Avg.80
More InfoSee More

Jeff Williams Win Percentage Per Season

Jeff Williams's Win Percentage for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, RP, Oceania, or players born in the same country — to see how he stacked up year by year.
Jeff Williams Win Percentage per season line chart

Jeff Williams Win Percentage by Team

Jeff Williams's career Win Percentage totals broken down by each team he played for, ordered by when he first joined that team.
Jeff Williams career Win Percentage by team bar chart

Jeff Williams Win Percentage Year-Over-Year Change

A waterfall chart tracking how Jeff Williams's career Win Percentage shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Jeff Williams Win Percentage year-over-year waterfall chart

Jeff Williams Win Percentage Distribution vs. Comparable Players

Each box summarizes Jeff Williams's seasonal Win Percentage alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Jeff Williams Win Percentage distribution box chart versus comparable players

Jeff Williams Win Percentage — Season-by-Season Breakdown

Every season of Jeff Williams's MLB career with Win Percentage alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Jeff Williams Win Percentage season-by-season breakdown table