How Roy Lee Jackson's Losses Compares to Similar Players

Roy Lee Jackson totaled 34 career Losses, well above the relief pitcher average of 15.5 — production that significantly underperformed against league baselines. His strongest Losses season came in 1978, posting 0, well below the relief pitcher average of 3.4 that year. The highest point came in 1982 at 8, well above the relief pitcher average of 3.6 that year. The Losses trended upward through the final seasons. The Losses total went from 8 in 1984 to 3 in 1985 and 1 in 1986, falling over the span. The upward arc continued through his final campaign. Significant season-to-season variance characterizes the Losses profile — ranging from 0 to 8 — though the career average remained well below league norms.

Roy Lee Jackson Lifetime Losses

Stats similar to Losses for Roy Lee Jackson
Roy Lee Jackson
Losses
Career34
Season Avg.3.4
162 Game Avg.19.67
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Roy Lee Jackson Losses Per Season

Roy Lee Jackson's Losses for each season of his MLB career, plotted against that year's league average. Switch between comparisons — American League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Roy Lee Jackson Losses per season line chart

Roy Lee Jackson Losses by Team

Roy Lee Jackson's career Losses totals broken down by each team he played for, ordered by when he first joined that team.
Roy Lee Jackson career Losses by team bar chart

Roy Lee Jackson Cumulative Losses — Career Progression

A running total of Roy Lee Jackson's career Losses, plotted season by season. Each point shows the cumulative figure through the end of that year, making it easy to see when he reached key milestones and how his pace changed over time.
Roy Lee Jackson Losses year-over-year waterfall chart

Roy Lee Jackson Losses Distribution vs. Comparable Players

Each box summarizes Roy Lee Jackson's seasonal Losses 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.
Roy Lee Jackson Losses distribution box chart versus comparable players

Roy Lee Jackson Losses — Season-by-Season Breakdown

Every season of Roy Lee Jackson's MLB career with Losses 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.
Roy Lee Jackson Losses season-by-season breakdown table